forked from AuroraMiddleware/gtk
938 lines
26 KiB
C
938 lines
26 KiB
C
#include <config.h>
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#include <math.h>
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#include <pango/pangocairo.h>
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#include <glib/gi18n.h>
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#include <gtk/gtk.h>
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#include "demo_conf.h"
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static GtkWidget *main_window;
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static GFile *filename = NULL;
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static GtkPageSetup *page_setup = NULL;
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static GtkPrintSettings *settings = NULL;
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static gboolean file_changed = FALSE;
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static GtkTextBuffer *buffer;
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static GtkWidget *statusbar;
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static GList *active_prints = NULL;
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static void
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update_title (GtkWindow *window)
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{
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char *basename;
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char *title;
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if (filename == NULL)
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basename = g_strdup ("Untitled");
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else
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basename = g_file_get_basename (filename);
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title = g_strdup_printf ("GTK Print Editor — %s", basename);
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g_free (basename);
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gtk_window_set_title (window, title);
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g_free (title);
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}
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static void
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update_statusbar (void)
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{
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char *msg;
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int row, col;
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GtkTextIter iter;
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const char *print_str;
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gtk_statusbar_pop (GTK_STATUSBAR (statusbar), 0);
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gtk_text_buffer_get_iter_at_mark (buffer,
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&iter,
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gtk_text_buffer_get_insert (buffer));
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row = gtk_text_iter_get_line (&iter);
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col = gtk_text_iter_get_line_offset (&iter);
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print_str = "";
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if (active_prints)
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{
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GtkPrintOperation *op = active_prints->data;
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print_str = gtk_print_operation_get_status_string (op);
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}
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msg = g_strdup_printf ("%d, %d%s %s",
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row, col,
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file_changed?" - Modified":"",
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print_str);
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gtk_statusbar_push (GTK_STATUSBAR (statusbar), 0, msg);
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g_free (msg);
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}
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static void
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update_ui (void)
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{
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update_title (GTK_WINDOW (main_window));
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update_statusbar ();
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}
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static char *
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get_text (void)
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{
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GtkTextIter start, end;
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gtk_text_buffer_get_start_iter (buffer, &start);
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gtk_text_buffer_get_end_iter (buffer, &end);
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return gtk_text_buffer_get_text (buffer, &start, &end, FALSE);
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}
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static void
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set_text (const char *text,
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gsize len)
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{
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gtk_text_buffer_set_text (buffer, text, len);
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file_changed = FALSE;
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update_ui ();
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}
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static void
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load_file (GFile *open_filename)
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{
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GtkWidget *error_dialog;
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char *contents;
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GError *error;
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gsize len;
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error_dialog = NULL;
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error = NULL;
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g_file_load_contents (open_filename, NULL, &contents, &len, NULL, &error);
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if (error == NULL)
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{
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if (g_utf8_validate (contents, len, NULL))
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{
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g_clear_object (&filename);
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filename = g_object_ref (open_filename);
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set_text (contents, len);
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g_free (contents);
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}
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else
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{
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GFileInfo *info = g_file_query_info (open_filename, "standard::display-name", 0, NULL, &error);
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const char *display_name = g_file_info_get_display_name (info);
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error_dialog = gtk_message_dialog_new (GTK_WINDOW (main_window),
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GTK_DIALOG_DESTROY_WITH_PARENT,
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GTK_MESSAGE_ERROR,
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GTK_BUTTONS_CLOSE,
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"Error loading file %s:\n%s",
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display_name,
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"Not valid utf8");
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g_object_unref (info);
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}
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}
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else
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{
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GFileInfo *info = g_file_query_info (open_filename, "standard::display-name", 0, NULL, &error);
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const char *display_name = g_file_info_get_display_name (info);
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error_dialog = gtk_message_dialog_new (GTK_WINDOW (main_window),
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GTK_DIALOG_DESTROY_WITH_PARENT,
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GTK_MESSAGE_ERROR,
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GTK_BUTTONS_CLOSE,
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"Error loading file %s:\n%s",
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display_name,
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error->message);
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g_object_unref (info);
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g_error_free (error);
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}
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if (error_dialog)
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{
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g_signal_connect (error_dialog, "response", G_CALLBACK (gtk_window_destroy), NULL);
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gtk_widget_show (error_dialog);
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}
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}
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static void
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save_file (GFile *save_filename)
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{
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char *text = get_text ();
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GtkWidget *error_dialog;
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GError *error;
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error = NULL;
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g_file_replace_contents (save_filename,
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text, strlen (text),
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NULL, FALSE,
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G_FILE_CREATE_NONE,
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NULL,
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NULL,
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&error);
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if (error == NULL)
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{
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if (save_filename != filename)
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{
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g_clear_object (&filename);
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filename = g_object_ref (save_filename);
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}
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file_changed = FALSE;
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update_ui ();
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}
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else
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{
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GFileInfo *info = g_file_query_info (save_filename, "standard::display-name", 0, NULL, NULL);
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const char *display_name = g_file_info_get_display_name (info);
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error_dialog = gtk_message_dialog_new (GTK_WINDOW (main_window),
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GTK_DIALOG_DESTROY_WITH_PARENT,
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GTK_MESSAGE_ERROR,
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GTK_BUTTONS_CLOSE,
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"Error saving to file %s:\n%s",
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display_name,
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error->message);
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g_signal_connect (error_dialog, "response", G_CALLBACK (gtk_window_destroy), NULL);
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gtk_widget_show (error_dialog);
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g_error_free (error);
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g_object_unref (info);
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}
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}
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typedef struct {
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char *text;
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PangoLayout *layout;
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GList *page_breaks;
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GtkWidget *font_button;
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char *font;
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} PrintData;
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static void
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begin_print (GtkPrintOperation *operation,
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GtkPrintContext *context,
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PrintData *print_data)
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{
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PangoFontDescription *desc;
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PangoLayoutLine *layout_line;
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double width, height;
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double page_height;
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GList *page_breaks;
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int num_lines;
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int line;
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width = gtk_print_context_get_width (context);
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height = gtk_print_context_get_height (context);
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print_data->layout = gtk_print_context_create_pango_layout (context);
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desc = pango_font_description_from_string (print_data->font);
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pango_layout_set_font_description (print_data->layout, desc);
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pango_font_description_free (desc);
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pango_layout_set_width (print_data->layout, width * PANGO_SCALE);
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pango_layout_set_text (print_data->layout, print_data->text, -1);
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num_lines = pango_layout_get_line_count (print_data->layout);
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page_breaks = NULL;
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page_height = 0;
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for (line = 0; line < num_lines; line++)
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{
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PangoRectangle ink_rect, logical_rect;
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double line_height;
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layout_line = pango_layout_get_line (print_data->layout, line);
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pango_layout_line_get_extents (layout_line, &ink_rect, &logical_rect);
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line_height = logical_rect.height / 1024.0;
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if (page_height + line_height > height)
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{
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page_breaks = g_list_prepend (page_breaks, GINT_TO_POINTER (line));
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page_height = 0;
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}
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page_height += line_height;
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}
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page_breaks = g_list_reverse (page_breaks);
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gtk_print_operation_set_n_pages (operation, g_list_length (page_breaks) + 1);
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print_data->page_breaks = page_breaks;
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}
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static void
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draw_page (GtkPrintOperation *operation,
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GtkPrintContext *context,
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int page_nr,
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PrintData *print_data)
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{
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cairo_t *cr;
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GList *pagebreak;
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int start, end, i;
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PangoLayoutIter *iter;
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double start_pos;
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if (page_nr == 0)
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start = 0;
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else
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{
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pagebreak = g_list_nth (print_data->page_breaks, page_nr - 1);
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start = GPOINTER_TO_INT (pagebreak->data);
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}
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pagebreak = g_list_nth (print_data->page_breaks, page_nr);
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if (pagebreak == NULL)
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end = pango_layout_get_line_count (print_data->layout);
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else
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end = GPOINTER_TO_INT (pagebreak->data);
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cr = gtk_print_context_get_cairo_context (context);
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cairo_set_source_rgb (cr, 0, 0, 0);
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i = 0;
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start_pos = 0;
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iter = pango_layout_get_iter (print_data->layout);
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do
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{
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PangoRectangle logical_rect;
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PangoLayoutLine *line;
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int baseline;
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if (i >= start)
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{
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line = pango_layout_iter_get_line (iter);
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pango_layout_iter_get_line_extents (iter, NULL, &logical_rect);
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baseline = pango_layout_iter_get_baseline (iter);
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if (i == start)
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start_pos = logical_rect.y / 1024.0;
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cairo_move_to (cr, logical_rect.x / 1024.0, baseline / 1024.0 - start_pos);
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pango_cairo_show_layout_line (cr, line);
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}
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i++;
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}
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while (i < end &&
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pango_layout_iter_next_line (iter));
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pango_layout_iter_free (iter);
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}
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static void
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status_changed_cb (GtkPrintOperation *op,
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gpointer user_data)
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{
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if (gtk_print_operation_is_finished (op))
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{
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active_prints = g_list_remove (active_prints, op);
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g_object_unref (op);
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}
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update_statusbar ();
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}
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static GtkWidget *
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create_custom_widget (GtkPrintOperation *operation,
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PrintData *data)
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{
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GtkWidget *vbox, *hbox, *font, *label;
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gtk_print_operation_set_custom_tab_label (operation, "Other");
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vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
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hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 8);
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gtk_box_append (GTK_BOX (vbox), hbox);
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gtk_widget_show (hbox);
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label = gtk_label_new ("Font:");
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gtk_box_append (GTK_BOX (hbox), label);
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gtk_widget_show (label);
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font = gtk_font_button_new_with_font (data->font);
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gtk_box_append (GTK_BOX (hbox), font);
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gtk_widget_show (font);
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data->font_button = font;
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return vbox;
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}
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static void
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custom_widget_apply (GtkPrintOperation *operation,
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GtkWidget *widget,
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PrintData *data)
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{
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const char *selected_font;
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selected_font = gtk_font_chooser_get_font (GTK_FONT_CHOOSER (data->font_button));
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g_free (data->font);
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data->font = g_strdup (selected_font);
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}
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static void
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print_done (GtkPrintOperation *op,
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GtkPrintOperationResult res,
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PrintData *print_data)
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{
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GError *error = NULL;
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if (res == GTK_PRINT_OPERATION_RESULT_ERROR)
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{
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GtkWidget *error_dialog;
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gtk_print_operation_get_error (op, &error);
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error_dialog = gtk_message_dialog_new (GTK_WINDOW (main_window),
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GTK_DIALOG_DESTROY_WITH_PARENT,
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GTK_MESSAGE_ERROR,
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GTK_BUTTONS_CLOSE,
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"Error printing file:\n%s",
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error ? error->message : "no details");
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g_signal_connect (error_dialog, "response", G_CALLBACK (gtk_window_destroy), NULL);
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gtk_widget_show (error_dialog);
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}
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else if (res == GTK_PRINT_OPERATION_RESULT_APPLY)
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{
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if (settings != NULL)
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g_object_unref (settings);
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settings = g_object_ref (gtk_print_operation_get_print_settings (op));
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}
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g_free (print_data->text);
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g_free (print_data->font);
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g_free (print_data);
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if (!gtk_print_operation_is_finished (op))
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{
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g_object_ref (op);
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active_prints = g_list_append (active_prints, op);
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update_statusbar ();
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/* This ref is unref:ed when we get the final state change */
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g_signal_connect (op, "status_changed",
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G_CALLBACK (status_changed_cb), NULL);
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}
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}
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static void
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end_print (GtkPrintOperation *op, GtkPrintContext *context, PrintData *print_data)
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{
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g_list_free (print_data->page_breaks);
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print_data->page_breaks = NULL;
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g_object_unref (print_data->layout);
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print_data->layout = NULL;
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}
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static void
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print_or_preview (GSimpleAction *action, GtkPrintOperationAction print_action)
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{
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GtkPrintOperation *print;
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PrintData *print_data;
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print_data = g_new0 (PrintData, 1);
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print_data->text = get_text ();
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print_data->font = g_strdup ("Sans 12");
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print = gtk_print_operation_new ();
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gtk_print_operation_set_track_print_status (print, TRUE);
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if (settings != NULL)
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gtk_print_operation_set_print_settings (print, settings);
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if (page_setup != NULL)
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gtk_print_operation_set_default_page_setup (print, page_setup);
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g_signal_connect (print, "begin_print", G_CALLBACK (begin_print), print_data);
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g_signal_connect (print, "end-print", G_CALLBACK (end_print), print_data);
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g_signal_connect (print, "draw_page", G_CALLBACK (draw_page), print_data);
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g_signal_connect (print, "create_custom_widget", G_CALLBACK (create_custom_widget), print_data);
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g_signal_connect (print, "custom_widget_apply", G_CALLBACK (custom_widget_apply), print_data);
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g_signal_connect (print, "done", G_CALLBACK (print_done), print_data);
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gtk_print_operation_set_export_filename (print, "test.pdf");
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#if 0
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gtk_print_operation_set_allow_async (print, TRUE);
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#endif
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gtk_print_operation_run (print, print_action, GTK_WINDOW (main_window), NULL);
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g_object_unref (print);
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}
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static void
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activate_page_setup (GSimpleAction *action,
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GVariant *parameter,
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gpointer user_data)
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{
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GtkPageSetup *new_page_setup;
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new_page_setup = gtk_print_run_page_setup_dialog (GTK_WINDOW (main_window),
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page_setup, settings);
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if (page_setup)
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g_object_unref (page_setup);
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page_setup = new_page_setup;
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}
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static void
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activate_print (GSimpleAction *action,
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GVariant *parameter,
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gpointer user_data)
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{
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print_or_preview (action, GTK_PRINT_OPERATION_ACTION_PRINT_DIALOG);
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}
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static void
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activate_preview (GSimpleAction *action,
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GVariant *parameter,
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gpointer user_data)
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{
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print_or_preview (action, GTK_PRINT_OPERATION_ACTION_PREVIEW);
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}
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static void
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on_save_response (GtkWidget *dialog,
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int response)
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{
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if (response == GTK_RESPONSE_OK)
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{
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GFile *save_filename = gtk_file_chooser_get_file (GTK_FILE_CHOOSER (dialog));
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save_file (save_filename);
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g_object_unref (save_filename);
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}
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gtk_window_destroy (GTK_WINDOW (dialog));
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}
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static void
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activate_save_as (GSimpleAction *action,
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GVariant *parameter,
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gpointer user_data)
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{
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GtkWidget *dialog;
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dialog = gtk_file_chooser_dialog_new ("Select file",
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GTK_WINDOW (main_window),
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GTK_FILE_CHOOSER_ACTION_SAVE,
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"_Cancel", GTK_RESPONSE_CANCEL,
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"_Save", GTK_RESPONSE_OK,
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NULL);
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gtk_dialog_set_default_response (GTK_DIALOG (dialog), GTK_RESPONSE_OK);
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gtk_window_set_modal (GTK_WINDOW (dialog), TRUE);
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gtk_widget_show (dialog);
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g_signal_connect (dialog, "response",
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G_CALLBACK (on_save_response),
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NULL);
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}
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|
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static void
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activate_save (GSimpleAction *action,
|
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GVariant *parameter,
|
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gpointer user_data)
|
|
{
|
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if (filename == NULL)
|
|
activate_save_as (action, NULL, NULL);
|
|
else
|
|
save_file (filename);
|
|
}
|
|
|
|
static void
|
|
on_open_response (GtkWidget *dialog,
|
|
int response)
|
|
{
|
|
if (response == GTK_RESPONSE_OK)
|
|
{
|
|
GFile *open_filename = gtk_file_chooser_get_file (GTK_FILE_CHOOSER (dialog));
|
|
load_file (open_filename);
|
|
g_object_unref (open_filename);
|
|
}
|
|
|
|
gtk_window_destroy (GTK_WINDOW (dialog));
|
|
}
|
|
|
|
static void
|
|
activate_open (GSimpleAction *action,
|
|
GVariant *parameter,
|
|
gpointer user_data)
|
|
{
|
|
GtkWidget *dialog;
|
|
|
|
dialog = gtk_file_chooser_dialog_new ("Select file",
|
|
GTK_WINDOW (main_window),
|
|
GTK_FILE_CHOOSER_ACTION_OPEN,
|
|
"_Cancel", GTK_RESPONSE_CANCEL,
|
|
"_Open", GTK_RESPONSE_OK,
|
|
NULL);
|
|
gtk_dialog_set_default_response (GTK_DIALOG (dialog), GTK_RESPONSE_OK);
|
|
gtk_window_set_modal (GTK_WINDOW (dialog), TRUE);
|
|
gtk_widget_show (dialog);
|
|
|
|
g_signal_connect (dialog, "response",
|
|
G_CALLBACK (on_open_response),
|
|
NULL);
|
|
}
|
|
|
|
static void
|
|
activate_new (GSimpleAction *action,
|
|
GVariant *parameter,
|
|
gpointer user_data)
|
|
{
|
|
g_clear_object (&filename);
|
|
set_text ("", 0);
|
|
}
|
|
|
|
static void
|
|
activate_about (GSimpleAction *action,
|
|
GVariant *parameter,
|
|
gpointer user_data)
|
|
{
|
|
char *version;
|
|
GString *sysinfo;
|
|
char *setting;
|
|
char **backends;
|
|
int i;
|
|
char *os_name;
|
|
char *os_version;
|
|
const char *authors[] = {
|
|
"Alexander Larsson",
|
|
NULL
|
|
};
|
|
const char *artists[] = {
|
|
"Jakub Steiner",
|
|
NULL
|
|
};
|
|
const char *maintainers[] = {
|
|
"The GTK Team",
|
|
NULL
|
|
};
|
|
GtkWidget *dialog;
|
|
|
|
os_name = g_get_os_info (G_OS_INFO_KEY_NAME);
|
|
os_version = g_get_os_info (G_OS_INFO_KEY_VERSION_ID);
|
|
sysinfo = g_string_new ("");
|
|
if (os_name && os_version)
|
|
g_string_append_printf (sysinfo, "OS\t%s %s\n\n", os_name, os_version);
|
|
g_string_append (sysinfo, "System libraries\n");
|
|
g_string_append_printf (sysinfo, "\tGLib\t%d.%d.%d\n",
|
|
glib_major_version,
|
|
glib_minor_version,
|
|
glib_micro_version);
|
|
g_string_append_printf (sysinfo, "\tPango\t%s\n",
|
|
pango_version_string ());
|
|
g_string_append_printf (sysinfo, "\tGTK\t%d.%d.%d\n",
|
|
gtk_get_major_version (),
|
|
gtk_get_minor_version (),
|
|
gtk_get_micro_version ());
|
|
|
|
g_string_append (sysinfo, "\nPrint backends\n");
|
|
|
|
g_object_get (gtk_settings_get_default (), "gtk-print-backends", &setting, NULL);
|
|
backends = g_strsplit (setting, ",", -1);
|
|
g_string_append (sysinfo, "\t");
|
|
for (i = 0; backends[i]; i++)
|
|
g_string_append_printf (sysinfo, "%s ", backends[i]);
|
|
g_strfreev (backends);
|
|
g_free (setting);
|
|
|
|
version = g_strdup_printf ("%s%s%s\nRunning against GTK %d.%d.%d",
|
|
PACKAGE_VERSION,
|
|
g_strcmp0 (PROFILE, "devel") == 0 ? "-" : "",
|
|
g_strcmp0 (PROFILE, "devel") == 0 ? VCS_TAG : "",
|
|
gtk_get_major_version (),
|
|
gtk_get_minor_version (),
|
|
gtk_get_micro_version ());
|
|
|
|
dialog = g_object_new (GTK_TYPE_ABOUT_DIALOG,
|
|
"transient-for", main_window,
|
|
"program-name", g_strcmp0 (PROFILE, "devel") == 0
|
|
? "GTK Print Editor (Development)"
|
|
: "GTK Print Editor",
|
|
"version", version,
|
|
"copyright", "© 2006-2021 Red Hat, Inc",
|
|
"license-type", GTK_LICENSE_LGPL_2_1,
|
|
"website", "http://www.gtk.org",
|
|
"comments", "Program to demonstrate GTK printing",
|
|
"authors", authors,
|
|
"logo-icon-name", "org.gtk.PrintEditor4",
|
|
"title", "About GTK Print Editor",
|
|
"system-information", sysinfo->str,
|
|
NULL);
|
|
gtk_about_dialog_add_credit_section (GTK_ABOUT_DIALOG (dialog),
|
|
_("Artwork by"), artists);
|
|
gtk_about_dialog_add_credit_section (GTK_ABOUT_DIALOG (dialog),
|
|
_("Maintained by"), maintainers);
|
|
|
|
gtk_window_present (GTK_WINDOW (dialog));
|
|
|
|
g_string_free (sysinfo, TRUE);
|
|
g_free (version);
|
|
g_free (os_name);
|
|
g_free (os_version);
|
|
}
|
|
|
|
static void
|
|
activate_quit (GSimpleAction *action,
|
|
GVariant *parameter,
|
|
gpointer user_data)
|
|
{
|
|
GtkApplication *app = user_data;
|
|
GtkWidget *win;
|
|
GList *list, *next;
|
|
|
|
list = gtk_application_get_windows (app);
|
|
while (list)
|
|
{
|
|
win = list->data;
|
|
next = list->next;
|
|
|
|
gtk_window_destroy (GTK_WINDOW (win));
|
|
|
|
list = next;
|
|
}
|
|
}
|
|
|
|
static GActionEntry app_entries[] = {
|
|
{ "new", activate_new, NULL, NULL, NULL },
|
|
{ "open", activate_open, NULL, NULL, NULL },
|
|
{ "save", activate_save, NULL, NULL, NULL },
|
|
{ "save-as", activate_save_as, NULL, NULL, NULL },
|
|
{ "quit", activate_quit, NULL, NULL, NULL },
|
|
{ "about", activate_about, NULL, NULL, NULL },
|
|
{ "page-setup", activate_page_setup, NULL, NULL, NULL },
|
|
{ "preview", activate_preview, NULL, NULL, NULL },
|
|
{ "print", activate_print, NULL, NULL, NULL }
|
|
};
|
|
|
|
static const char ui_info[] =
|
|
"<interface>"
|
|
" <menu id='menubar'>"
|
|
" <submenu>"
|
|
" <attribute name='label'>_File</attribute>"
|
|
" <section>"
|
|
" <item>"
|
|
" <attribute name='label'>_New</attribute>"
|
|
" <attribute name='action'>app.new</attribute>"
|
|
" </item>"
|
|
" <item>"
|
|
" <attribute name='label'>_Open</attribute>"
|
|
" <attribute name='action'>app.open</attribute>"
|
|
" </item>"
|
|
" <item>"
|
|
" <attribute name='label'>_Save</attribute>"
|
|
" <attribute name='action'>app.save</attribute>"
|
|
" </item>"
|
|
" <item>"
|
|
" <attribute name='label'>Save _As...</attribute>"
|
|
" <attribute name='action'>app.save-as</attribute>"
|
|
" </item>"
|
|
" </section>"
|
|
" <section>"
|
|
" <item>"
|
|
" <attribute name='label'>Page Setup</attribute>"
|
|
" <attribute name='action'>app.page-setup</attribute>"
|
|
" </item>"
|
|
" <item>"
|
|
" <attribute name='label'>Preview</attribute>"
|
|
" <attribute name='action'>app.preview</attribute>"
|
|
" </item>"
|
|
" <item>"
|
|
" <attribute name='label'>Print</attribute>"
|
|
" <attribute name='action'>app.print</attribute>"
|
|
" </item>"
|
|
" </section>"
|
|
" <section>"
|
|
" <item>"
|
|
" <attribute name='label'>_Quit</attribute>"
|
|
" <attribute name='action'>app.quit</attribute>"
|
|
" </item>"
|
|
" </section>"
|
|
" </submenu>"
|
|
" <submenu>"
|
|
" <attribute name='label'>_Help</attribute>"
|
|
" <section>"
|
|
" <item>"
|
|
" <attribute name='label'>_About Print Editor</attribute>"
|
|
" <attribute name='action'>app.about</attribute>"
|
|
" </item>"
|
|
" </section>"
|
|
" </submenu>"
|
|
" </menu>"
|
|
"</interface>";
|
|
|
|
static void
|
|
buffer_changed_callback (GtkTextBuffer *text_buffer)
|
|
{
|
|
file_changed = TRUE;
|
|
update_statusbar ();
|
|
}
|
|
|
|
static void
|
|
mark_set_callback (GtkTextBuffer *text_buffer,
|
|
const GtkTextIter *new_location,
|
|
GtkTextMark *mark,
|
|
gpointer data)
|
|
{
|
|
update_statusbar ();
|
|
}
|
|
|
|
static void
|
|
startup (GApplication *app)
|
|
{
|
|
GtkBuilder *builder;
|
|
GMenuModel *menubar;
|
|
struct {
|
|
const char *action_and_target;
|
|
const char *accelerators[2];
|
|
} accels[] = {
|
|
{ "app.new", { "<Control>n", NULL } },
|
|
{ "app.quit", { "<Control>q", NULL } },
|
|
{ "app.save", { "<Control>s", NULL } },
|
|
{ "app.about", { "<Control>a", NULL } },
|
|
};
|
|
|
|
builder = gtk_builder_new ();
|
|
gtk_builder_add_from_string (builder, ui_info, -1, NULL);
|
|
|
|
menubar = (GMenuModel *)gtk_builder_get_object (builder, "menubar");
|
|
|
|
gtk_application_set_menubar (GTK_APPLICATION (app), menubar);
|
|
|
|
for (int i = 0; i < G_N_ELEMENTS (accels); i++)
|
|
gtk_application_set_accels_for_action (GTK_APPLICATION (app), accels[i].action_and_target, accels[i].accelerators);
|
|
|
|
g_object_unref (builder);
|
|
}
|
|
|
|
static void
|
|
activate (GApplication *app)
|
|
{
|
|
GtkWidget *box;
|
|
GtkWidget *sw;
|
|
GtkWidget *contents;
|
|
|
|
main_window = gtk_application_window_new (GTK_APPLICATION (app));
|
|
|
|
if (g_strcmp0 (PROFILE, "devel") == 0)
|
|
gtk_widget_add_css_class (GTK_WIDGET (main_window), "devel");
|
|
|
|
gtk_window_set_icon_name (GTK_WINDOW (main_window), "text-editor");
|
|
gtk_window_set_default_size (GTK_WINDOW (main_window), 400, 600);
|
|
gtk_application_window_set_show_menubar (GTK_APPLICATION_WINDOW (main_window), TRUE);
|
|
update_title (GTK_WINDOW (main_window));
|
|
|
|
box = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
|
|
gtk_window_set_child (GTK_WINDOW (main_window), box);
|
|
|
|
/* Create document */
|
|
sw = gtk_scrolled_window_new ();
|
|
|
|
gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (sw),
|
|
GTK_POLICY_AUTOMATIC,
|
|
GTK_POLICY_AUTOMATIC);
|
|
|
|
gtk_scrolled_window_set_has_frame (GTK_SCROLLED_WINDOW (sw), TRUE);
|
|
|
|
gtk_widget_set_vexpand (sw, TRUE);
|
|
gtk_box_append (GTK_BOX (box), sw);
|
|
|
|
contents = gtk_text_view_new ();
|
|
gtk_widget_grab_focus (contents);
|
|
|
|
gtk_scrolled_window_set_child (GTK_SCROLLED_WINDOW (sw),
|
|
contents);
|
|
|
|
/* Create statusbar */
|
|
statusbar = gtk_statusbar_new ();
|
|
gtk_box_append (GTK_BOX (box), statusbar);
|
|
|
|
/* Show text widget info in the statusbar */
|
|
buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (contents));
|
|
|
|
g_signal_connect_object (buffer,
|
|
"changed",
|
|
G_CALLBACK (buffer_changed_callback),
|
|
NULL,
|
|
0);
|
|
|
|
g_signal_connect_object (buffer,
|
|
"mark_set", /* cursor moved */
|
|
G_CALLBACK (mark_set_callback),
|
|
NULL,
|
|
0);
|
|
|
|
update_ui ();
|
|
|
|
gtk_widget_show (main_window);
|
|
}
|
|
|
|
static void
|
|
open (GApplication *application,
|
|
GFile **files,
|
|
int n_files,
|
|
const char *hint)
|
|
{
|
|
if (n_files > 1)
|
|
g_warning ("Can only open a single file");
|
|
|
|
activate (application);
|
|
|
|
load_file (files[0]);
|
|
}
|
|
|
|
int
|
|
main (int argc, char **argv)
|
|
{
|
|
GtkApplication *app;
|
|
GError *error = NULL;
|
|
|
|
gtk_init ();
|
|
|
|
settings = gtk_print_settings_new_from_file ("print-settings.ini", &error);
|
|
if (error) {
|
|
g_print ("Failed to load print settings: %s\n", error->message);
|
|
g_clear_error (&error);
|
|
|
|
settings = gtk_print_settings_new ();
|
|
}
|
|
g_assert (settings != NULL);
|
|
|
|
page_setup = gtk_page_setup_new_from_file ("page-setup.ini", &error);
|
|
if (error) {
|
|
g_print ("Failed to load page setup: %s\n", error->message);
|
|
g_clear_error (&error);
|
|
}
|
|
|
|
app = gtk_application_new ("org.gtk.PrintEditor4", G_APPLICATION_HANDLES_OPEN);
|
|
|
|
g_action_map_add_action_entries (G_ACTION_MAP (app),
|
|
app_entries, G_N_ELEMENTS (app_entries),
|
|
app);
|
|
|
|
g_signal_connect (app, "startup", G_CALLBACK (startup), NULL);
|
|
g_signal_connect (app, "activate", G_CALLBACK (activate), NULL);
|
|
g_signal_connect (app, "open", G_CALLBACK (open), NULL);
|
|
|
|
g_application_run (G_APPLICATION (app), argc, argv);
|
|
|
|
if (!gtk_print_settings_to_file (settings, "print-settings.ini", &error)) {
|
|
g_print ("Failed to save print settings: %s\n", error->message);
|
|
g_clear_error (&error);
|
|
}
|
|
if (page_setup &&
|
|
!gtk_page_setup_to_file (page_setup, "page-setup.ini", &error)) {
|
|
g_print ("Failed to save page setup: %s\n", error->message);
|
|
g_clear_error (&error);
|
|
}
|
|
|
|
return 0;
|
|
}
|