forked from AuroraMiddleware/gtk
11a18bd61a
When measuring the height of a cell, we need to give it it the width of its column, if we expect realistic results.
284 lines
8.0 KiB
C
284 lines
8.0 KiB
C
/*
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* Copyright © 2019 Benjamin Otte
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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*
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* Authors: Benjamin Otte <otte@gnome.org>
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*/
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#include "config.h"
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#include "gtkcolumnviewtitleprivate.h"
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#include "gtkcolumnviewprivate.h"
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#include "gtkcolumnviewcolumnprivate.h"
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#include "gtkcolumnviewsorterprivate.h"
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#include "gtkintl.h"
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#include "gtklabel.h"
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#include "gtkwidgetprivate.h"
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#include "gtkbox.h"
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#include "gtkimage.h"
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#include "gtkgestureclick.h"
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#include "gtkpopovermenu.h"
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#include "gtknative.h"
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struct _GtkColumnViewTitle
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{
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GtkWidget parent_instance;
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GtkColumnViewColumn *column;
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GtkWidget *box;
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GtkWidget *title;
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GtkWidget *sort;
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GtkWidget *popup_menu;
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};
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struct _GtkColumnViewTitleClass
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{
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GtkWidgetClass parent_class;
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};
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G_DEFINE_TYPE (GtkColumnViewTitle, gtk_column_view_title, GTK_TYPE_WIDGET)
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static void
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gtk_column_view_title_measure (GtkWidget *widget,
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GtkOrientation orientation,
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int for_size,
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int *minimum,
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int *natural,
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int *minimum_baseline,
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int *natural_baseline)
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{
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GtkColumnViewTitle *self = GTK_COLUMN_VIEW_TITLE (widget);
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GtkWidget *child = gtk_widget_get_first_child (widget);
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int fixed_width = gtk_column_view_column_get_fixed_width (self->column);
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if (orientation == GTK_ORIENTATION_VERTICAL)
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{
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if (fixed_width > -1)
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{
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if (for_size == -1)
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for_size = fixed_width;
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else
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for_size = MIN (for_size, fixed_width);
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}
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}
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if (child)
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gtk_widget_measure (child, orientation, for_size, minimum, natural, minimum_baseline, natural_baseline);
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if (orientation == GTK_ORIENTATION_HORIZONTAL)
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{
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if (fixed_width > -1)
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*minimum = *natural = fixed_width;
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}
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}
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static void
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gtk_column_view_title_size_allocate (GtkWidget *widget,
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int width,
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int height,
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int baseline)
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{
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GtkColumnViewTitle *self = GTK_COLUMN_VIEW_TITLE (widget);
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GtkWidget *child = gtk_widget_get_first_child (widget);
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if (child)
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gtk_widget_allocate (child, width, height, baseline, NULL);
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if (self->popup_menu)
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gtk_native_check_resize (GTK_NATIVE (self->popup_menu));
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}
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static void
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gtk_column_view_title_dispose (GObject *object)
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{
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GtkColumnViewTitle *self = GTK_COLUMN_VIEW_TITLE (object);
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g_clear_pointer (&self->box, gtk_widget_unparent);
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g_clear_pointer (&self->popup_menu, gtk_widget_unparent);
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g_clear_object (&self->column);
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G_OBJECT_CLASS (gtk_column_view_title_parent_class)->dispose (object);
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}
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static void
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gtk_column_view_title_class_init (GtkColumnViewTitleClass *klass)
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{
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GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
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GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
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widget_class->measure = gtk_column_view_title_measure;
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widget_class->size_allocate = gtk_column_view_title_size_allocate;
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gobject_class->dispose = gtk_column_view_title_dispose;
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gtk_widget_class_set_css_name (widget_class, I_("button"));
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}
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static void
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gtk_column_view_title_resize_func (GtkWidget *widget)
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{
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GtkColumnViewTitle *self = GTK_COLUMN_VIEW_TITLE (widget);
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if (self->column)
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gtk_column_view_column_queue_resize (self->column);
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}
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static void
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activate_sort (GtkColumnViewTitle *self)
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{
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GtkSorter *sorter;
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GtkColumnView *view;
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GtkColumnViewSorter *view_sorter;
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sorter = gtk_column_view_column_get_sorter (self->column);
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if (sorter == NULL)
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return;
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view = gtk_column_view_column_get_column_view (self->column);
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view_sorter = GTK_COLUMN_VIEW_SORTER (gtk_column_view_get_sorter (view));
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gtk_column_view_sorter_add_column (view_sorter, self->column);
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}
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static void
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show_menu (GtkColumnViewTitle *self,
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double x,
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double y)
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{
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if (!self->popup_menu)
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{
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GMenuModel *model;
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model = gtk_column_view_column_get_header_menu (self->column);
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if (!model)
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return;
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self->popup_menu = gtk_popover_menu_new_from_model (model);
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gtk_widget_set_parent (self->popup_menu, GTK_WIDGET (self));
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gtk_popover_set_position (GTK_POPOVER (self->popup_menu), GTK_POS_BOTTOM);
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gtk_popover_set_has_arrow (GTK_POPOVER (self->popup_menu), FALSE);
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gtk_widget_set_halign (self->popup_menu, GTK_ALIGN_START);
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}
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if (x != -1 && y != -1)
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{
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GdkRectangle rect = { x, y, 1, 1 };
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gtk_popover_set_pointing_to (GTK_POPOVER (self->popup_menu), &rect);
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}
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else
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gtk_popover_set_pointing_to (GTK_POPOVER (self->popup_menu), NULL);
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gtk_popover_popup (GTK_POPOVER (self->popup_menu));
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}
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static void
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click_released_cb (GtkGestureClick *gesture,
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guint n_press,
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double x,
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double y,
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GtkWidget *widget)
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{
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GtkColumnViewTitle *self = GTK_COLUMN_VIEW_TITLE (widget);
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guint button;
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button = gtk_gesture_single_get_current_button (GTK_GESTURE_SINGLE (gesture));
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if (button == GDK_BUTTON_PRIMARY)
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activate_sort (self);
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else if (button == GDK_BUTTON_SECONDARY)
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show_menu (self, x, y);
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}
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static void
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gtk_column_view_title_init (GtkColumnViewTitle *self)
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{
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GtkWidget *widget = GTK_WIDGET (self);
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GtkGesture *gesture;
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widget->priv->resize_func = gtk_column_view_title_resize_func;
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self->box = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0);
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gtk_widget_set_parent (self->box, widget);
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self->title = gtk_label_new (NULL);
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gtk_box_append (GTK_BOX (self->box), self->title);
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self->sort = gtk_image_new ();
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gtk_box_append (GTK_BOX (self->box), self->sort);
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gesture = gtk_gesture_click_new ();
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gtk_gesture_single_set_button (GTK_GESTURE_SINGLE (gesture), 0);
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g_signal_connect (gesture, "released", G_CALLBACK (click_released_cb), self);
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gtk_widget_add_controller (GTK_WIDGET (self), GTK_EVENT_CONTROLLER (gesture));
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}
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GtkWidget *
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gtk_column_view_title_new (GtkColumnViewColumn *column)
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{
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GtkColumnViewTitle *title;
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title = g_object_new (GTK_TYPE_COLUMN_VIEW_TITLE, NULL);
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title->column = g_object_ref (column);
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gtk_column_view_title_update (title);
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return GTK_WIDGET (title);
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}
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void
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gtk_column_view_title_update (GtkColumnViewTitle *self)
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{
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GtkSorter *sorter;
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GtkColumnView *view;
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GtkColumnViewSorter *view_sorter;
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gboolean inverted;
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GtkColumnViewColumn *active;
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gtk_label_set_label (GTK_LABEL (self->title), gtk_column_view_column_get_title (self->column));
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sorter = gtk_column_view_column_get_sorter (self->column);
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if (sorter)
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{
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view = gtk_column_view_column_get_column_view (self->column);
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view_sorter = GTK_COLUMN_VIEW_SORTER (gtk_column_view_get_sorter (view));
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active = gtk_column_view_sorter_get_sort_column (view_sorter, &inverted);
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gtk_widget_show (self->sort);
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if (self->column == active)
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{
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if (inverted)
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gtk_image_set_from_icon_name (GTK_IMAGE (self->sort), "pan-down-symbolic");
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else
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gtk_image_set_from_icon_name (GTK_IMAGE (self->sort), "pan-up-symbolic");
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}
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else
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gtk_image_clear (GTK_IMAGE (self->sort));
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}
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else
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gtk_widget_hide (self->sort);
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g_clear_pointer (&self->popup_menu, gtk_widget_unparent);
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}
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GtkColumnViewColumn *
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gtk_column_view_title_get_column (GtkColumnViewTitle *self)
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{
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return self->column;
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}
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