mirror of
https://gitlab.gnome.org/GNOME/gtk.git
synced 2024-11-06 16:50:11 +00:00
374 lines
11 KiB
C
374 lines
11 KiB
C
#include <string.h>
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#include <gtk/gtk.h>
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static gboolean
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draw_cb_checks (GtkWidget *widget, cairo_t *cr)
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{
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GtkStyleContext *context;
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context = gtk_widget_get_style_context (widget);
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gtk_style_context_save (context);
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gtk_style_context_add_class (context, "check");
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gtk_style_context_set_state (context, 0);
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gtk_render_check (context, cr, 12, 12, 12, 12);
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gtk_style_context_set_state (context, GTK_STATE_FLAG_ACTIVE);
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gtk_render_check (context, cr, 36, 12, 12, 12);
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gtk_style_context_set_state (context, GTK_STATE_FLAG_INCONSISTENT);
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gtk_render_check (context, cr, 60, 12, 12, 12);
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gtk_style_context_set_state (context, GTK_STATE_FLAG_INSENSITIVE);
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gtk_render_check (context, cr, 84, 12, 12, 12);
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gtk_style_context_restore (context);
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return TRUE;
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}
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static gboolean
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draw_cb_options (GtkWidget *widget, cairo_t *cr)
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{
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GtkStyleContext *context;
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context = gtk_widget_get_style_context (widget);
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gtk_style_context_save (context);
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gtk_style_context_add_class (context, "radio");
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gtk_style_context_set_state (context, 0);
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gtk_render_option (context, cr, 12, 12, 12, 12);
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gtk_style_context_set_state (context, GTK_STATE_FLAG_ACTIVE);
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gtk_render_option (context, cr, 36, 12, 12, 12);
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gtk_style_context_set_state (context, GTK_STATE_FLAG_INCONSISTENT);
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gtk_render_option (context, cr, 60, 12, 12, 12);
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gtk_style_context_set_state (context, GTK_STATE_FLAG_INSENSITIVE);
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gtk_render_option (context, cr, 84, 12, 12, 12);
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gtk_style_context_restore (context);
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return TRUE;
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}
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static gboolean
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draw_cb_arrows (GtkWidget *widget, cairo_t *cr)
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{
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GtkStyleContext *context;
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context = gtk_widget_get_style_context (widget);
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gtk_style_context_save (context);
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gtk_style_context_set_state (context, 0);
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gtk_render_arrow (context, cr, 0, 12, 12, 12);
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gtk_render_arrow (context, cr, G_PI/2, 36, 12, 12);
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gtk_render_arrow (context, cr, G_PI, 60, 12, 12);
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gtk_render_arrow (context, cr, G_PI*3/2, 84, 12, 12);
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gtk_style_context_restore (context);
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return TRUE;
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}
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static gboolean
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draw_cb_expanders (GtkWidget *widget, cairo_t *cr)
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{
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GtkStyleContext *context;
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context = gtk_widget_get_style_context (widget);
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gtk_style_context_save (context);
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gtk_style_context_add_class (context, "expander");
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gtk_style_context_set_state (context, 0);
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gtk_render_expander (context, cr, 12, 12, 12, 12);
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gtk_style_context_set_state (context, GTK_STATE_FLAG_PRELIGHT);
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gtk_render_expander (context, cr, 36, 12, 12, 12);
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gtk_style_context_set_state (context, GTK_STATE_FLAG_ACTIVE);
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gtk_render_expander (context, cr, 60, 12, 12, 12);
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gtk_style_context_set_state (context, GTK_STATE_FLAG_PRELIGHT | GTK_STATE_FLAG_ACTIVE);
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gtk_render_expander (context, cr, 84, 12, 12, 12);
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gtk_style_context_restore (context);
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return TRUE;
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}
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static gboolean
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draw_cb_background (GtkWidget *widget, cairo_t *cr)
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{
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GtkStyleContext *context;
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context = gtk_widget_get_style_context (widget);
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gtk_style_context_save (context);
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gtk_style_context_add_class (context, "background");
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gtk_style_context_set_junction_sides (context, 0);
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gtk_render_background (context, cr, 12, 12, 100, 100);
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gtk_style_context_remove_class (context, "background");
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gtk_style_context_restore (context);
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return TRUE;
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}
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static gboolean
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draw_cb_frame (GtkWidget *widget, cairo_t *cr)
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{
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GtkStyleContext *context;
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context = gtk_widget_get_style_context (widget);
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gtk_style_context_save (context);
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gtk_style_context_add_class (context, "frame1");
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gtk_style_context_set_junction_sides (context, 0);
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gtk_render_frame (context, cr, 12, 12, 50, 50);
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gtk_style_context_remove_class (context, "frame1");
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gtk_style_context_add_class (context, "frame2");
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gtk_render_frame (context, cr, 74, 12, 50, 50);
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gtk_style_context_remove_class (context, "frame2");
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gtk_style_context_add_class (context, "frame3");
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gtk_style_context_set_junction_sides (context, GTK_JUNCTION_RIGHT);
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gtk_render_frame (context, cr, 12, 74, 56, 50);
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gtk_style_context_set_junction_sides (context, GTK_JUNCTION_LEFT);
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gtk_render_frame (context, cr, 68, 74, 56, 50);
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gtk_style_context_remove_class (context, "frame3");
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gtk_style_context_restore (context);
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return TRUE;
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}
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/* FIXME: this doesn't work */
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static gboolean
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draw_cb_activity (GtkWidget *widget, cairo_t *cr)
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{
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GtkStyleContext *context;
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GtkWidgetPath *path;
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context = gtk_widget_get_style_context (widget);
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gtk_style_context_save (context);
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path = gtk_widget_path_new ();
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gtk_widget_path_append_type (path, GTK_TYPE_SPINNER);
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gtk_widget_path_iter_add_class (path, 0, "spinner");
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gtk_style_context_set_path (context, path);
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gtk_widget_path_free (path);
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gtk_style_context_set_state (context, GTK_STATE_FLAG_ACTIVE);
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gtk_render_activity (context, cr, 12, 12, 12, 12);
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gtk_style_context_restore (context);
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return TRUE;
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}
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static gboolean
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draw_cb_slider (GtkWidget *widget, cairo_t *cr)
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{
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GtkStyleContext *context;
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GtkWidgetPath *path;
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context = gtk_widget_get_style_context (widget);
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gtk_style_context_save (context);
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path = gtk_widget_path_new ();
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gtk_widget_path_append_type (path, GTK_TYPE_SCALE);
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gtk_widget_path_iter_add_class (path, 0, "slider");
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gtk_widget_path_iter_add_class (path, 0, "scale");
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gtk_style_context_set_path (context, path);
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gtk_widget_path_free (path);
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gtk_render_slider (context, cr, 12, 22, 30, 10, GTK_ORIENTATION_HORIZONTAL);
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gtk_render_slider (context, cr, 54, 12, 10, 30, GTK_ORIENTATION_VERTICAL);
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gtk_style_context_restore (context);
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return TRUE;
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}
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static gboolean
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draw_cb_focus (GtkWidget *widget, cairo_t *cr)
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{
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GtkStyleContext *context;
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context = gtk_widget_get_style_context (widget);
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gtk_style_context_save (context);
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gtk_render_focus (context, cr, 12, 12, 50, 50);
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gtk_style_context_restore (context);
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return TRUE;
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}
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static gboolean
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draw_cb_extension (GtkWidget *widget, cairo_t *cr)
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{
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GtkStyleContext *context;
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context = gtk_widget_get_style_context (widget);
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gtk_style_context_save (context);
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gtk_style_context_add_class (context, "notebook");
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G_GNUC_BEGIN_IGNORE_DEPRECATIONS
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gtk_style_context_add_region (context, GTK_STYLE_REGION_TAB, 0);
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G_GNUC_END_IGNORE_DEPRECATIONS
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gtk_style_context_set_state (context, 0);
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gtk_render_extension (context, cr, 26, 12, 24, 12, GTK_POS_BOTTOM);
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gtk_render_extension (context, cr, 12, 26, 12, 24, GTK_POS_RIGHT);
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gtk_render_extension (context, cr, 26, 52, 24, 12, GTK_POS_TOP);
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gtk_render_extension (context, cr, 52, 26, 12, 24, GTK_POS_LEFT);
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gtk_style_context_restore (context);
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return TRUE;
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}
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static gboolean
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draw_cb_frame_gap (GtkWidget *widget, cairo_t *cr)
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{
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GtkStyleContext *context;
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context = gtk_widget_get_style_context (widget);
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gtk_style_context_save (context);
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gtk_style_context_add_class (context, "frame");
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gtk_style_context_set_junction_sides (context, 0);
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gtk_render_frame_gap (context, cr, 12, 12, 50, 50, GTK_POS_TOP, 15, 35);
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gtk_style_context_remove_class (context, "frame");
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gtk_style_context_restore (context);
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return TRUE;
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}
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static gboolean
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draw_cb_handles (GtkWidget *widget, cairo_t *cr)
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{
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GtkStyleContext *context;
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context = gtk_widget_get_style_context (widget);
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gtk_style_context_save (context);
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gtk_style_context_add_class (context, "paned");
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gtk_render_handle (context, cr, 12, 22, 20, 10);
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gtk_render_handle (context, cr, 44, 12, 10, 20);
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gtk_style_context_remove_class (context, "paned");
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gtk_style_context_add_class (context, "grip");
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gtk_style_context_set_junction_sides (context, GTK_JUNCTION_CORNER_BOTTOMLEFT);
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gtk_render_handle (context, cr, 12, 48, 12, 12);
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gtk_style_context_set_junction_sides (context, GTK_JUNCTION_CORNER_BOTTOMRIGHT);
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gtk_render_handle (context, cr, 40, 48, 12, 12);
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gtk_style_context_restore (context);
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return TRUE;
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}
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static char *what;
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static gboolean
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draw_cb (GtkWidget *widget, cairo_t *cr)
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{
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if (strcmp (what, "check") == 0)
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return draw_cb_checks (widget, cr);
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else if (strcmp (what, "option") == 0)
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return draw_cb_options (widget, cr);
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else if (strcmp (what, "arrow") == 0)
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return draw_cb_arrows (widget, cr);
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else if (strcmp (what, "expander") == 0)
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return draw_cb_expanders (widget, cr);
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else if (strcmp (what, "background") == 0)
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return draw_cb_background (widget, cr);
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else if (strcmp (what, "frame") == 0)
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return draw_cb_frame (widget, cr);
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else if (strcmp (what, "activity") == 0)
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return draw_cb_activity (widget, cr);
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else if (strcmp (what, "slider") == 0)
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return draw_cb_slider (widget, cr);
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else if (strcmp (what, "focus") == 0)
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return draw_cb_focus (widget, cr);
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else if (strcmp (what, "extension") == 0)
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return draw_cb_extension (widget, cr);
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else if (strcmp (what, "frame-gap") == 0)
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return draw_cb_frame_gap (widget, cr);
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else if (strcmp (what, "handle") == 0)
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return draw_cb_handles (widget, cr);
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return FALSE;
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}
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int main (int argc, char *argv[])
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{
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GtkWidget *window;
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GtkWidget *ebox;
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GtkStyleContext *context;
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GtkStyleProvider *provider;
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gtk_init (&argc, &argv);
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if (argc > 1)
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what = argv[1];
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else
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what = "check";
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window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
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gtk_window_set_has_resize_grip (GTK_WINDOW (window), FALSE);
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ebox = gtk_event_box_new ();
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gtk_event_box_set_visible_window (GTK_EVENT_BOX (ebox), TRUE);
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gtk_container_add (GTK_CONTAINER (window), ebox);
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gtk_widget_set_name (ebox, "ebox");
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context = gtk_widget_get_style_context (ebox);
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provider = (GtkStyleProvider *)gtk_css_provider_new ();
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gtk_css_provider_load_from_data (GTK_CSS_PROVIDER (provider),
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".frame1 {\n"
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" border-image: url('gradient1.png') 10 10 10 10 stretch;\n"
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"}\n"
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".frame2 {\n"
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" border-style: solid;\n"
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" border-color: rgb(255,0,0);\n"
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" border-width: 10;\n"
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" border-radius: 10;\n"
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"}\n"
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".frame3 {\n"
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" border-style: solid;\n"
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" border-color: rgb(0,0,0);\n"
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" border-width: 2;\n"
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" border-radius: 10;\n"
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"}\n"
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".background {\n"
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" border-radius: 10;\n"
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" border-width: 0;\n"
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" background-image: -gtk-gradient (linear, left top, right bottom, from(#ff00ff), to(#aabbcc));\n"
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"}\n"
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".frame {\n"
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" border-style: solid;\n"
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" border-width: 1;\n"
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" border-radius: 0;\n"
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"}\n", -1, NULL);
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gtk_style_context_add_provider (context, provider, GTK_STYLE_PROVIDER_PRIORITY_APPLICATION);
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g_signal_connect_after (ebox, "draw", G_CALLBACK (draw_cb), NULL);
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gtk_widget_show_all (window);
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gtk_main ();
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gtk_style_context_remove_provider (context, provider);
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return 0;
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}
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