dadc7cb252
While dragging a row in order to reoder the search list, we create a fake copy of the row that gets dragged into the position where the user wants the row to be in. This fake row should have its switch matching the state of its master copy. Fixes #810
229 lines
7.2 KiB
C
229 lines
7.2 KiB
C
/*
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* Copyright © 2019 Red Hat, Inc.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of the
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* License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* 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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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, see <http://www.gnu.org/licenses/>.
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*
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* Author: Felipe Borges <felipeborges@gnome.org>
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*/
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#include "cc-search-panel-row.h"
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struct _CcSearchPanelRow
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{
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GtkListBoxRow parent_instance;
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GAppInfo *app_info;
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GtkEventBox *drag_handle;
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GtkImage *icon;
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GtkLabel *app_name;
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GtkSwitch *switcher;
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GtkListBox *drag_widget;
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};
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G_DEFINE_TYPE (CcSearchPanelRow, cc_search_panel_row, GTK_TYPE_LIST_BOX_ROW)
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enum
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{
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SIGNAL_MOVE_ROW,
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SIGNAL_LAST
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};
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static guint signals[SIGNAL_LAST] = { 0, };
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static void
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move_up_button_clicked (GtkButton *button,
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CcSearchPanelRow *self)
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{
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GtkListBox *list_box = GTK_LIST_BOX (gtk_widget_get_parent (GTK_WIDGET (self)));
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gint previous_idx = gtk_list_box_row_get_index (GTK_LIST_BOX_ROW (self)) - 1;
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GtkListBoxRow *previous_row = gtk_list_box_get_row_at_index (list_box, previous_idx);
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if (previous_row == NULL)
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return;
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g_signal_emit (self,
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signals[SIGNAL_MOVE_ROW],
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0,
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previous_row);
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}
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static void
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move_down_button_clicked (GtkButton *button,
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CcSearchPanelRow *self)
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{
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GtkListBox *list_box = GTK_LIST_BOX (gtk_widget_get_parent (GTK_WIDGET (self)));
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gint next_idx = gtk_list_box_row_get_index (GTK_LIST_BOX_ROW (self)) + 1;
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GtkListBoxRow *next_row = gtk_list_box_get_row_at_index (list_box, next_idx);
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if (next_row == NULL)
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return;
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g_signal_emit (next_row,
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signals[SIGNAL_MOVE_ROW],
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0,
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self);
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}
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static void
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drag_begin_cb (CcSearchPanelRow *self,
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GdkDragContext *drag_context)
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{
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CcSearchPanelRow *drag_row;
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GtkAllocation alloc;
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gint x = 0, y = 0;
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gtk_widget_get_allocation (GTK_WIDGET (self), &alloc);
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gdk_window_get_device_position (gtk_widget_get_window (GTK_WIDGET (self)),
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gdk_drag_context_get_device (drag_context),
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&x, &y, NULL);
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self->drag_widget = GTK_LIST_BOX (gtk_list_box_new ());
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gtk_widget_show (GTK_WIDGET (self->drag_widget));
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gtk_widget_set_size_request (GTK_WIDGET (self->drag_widget), alloc.width, alloc.height);
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drag_row = cc_search_panel_row_new (self->app_info);
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gtk_switch_set_active (drag_row->switcher, gtk_switch_get_active (self->switcher));
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gtk_widget_show (GTK_WIDGET (drag_row));
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gtk_container_add (GTK_CONTAINER (self->drag_widget), GTK_WIDGET (drag_row));
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gtk_list_box_drag_highlight_row (self->drag_widget, GTK_LIST_BOX_ROW (drag_row));
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gtk_drag_set_icon_widget (drag_context, GTK_WIDGET (self->drag_widget), x - alloc.x, y - alloc.y);
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}
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static void
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drag_end_cb (CcSearchPanelRow *self)
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{
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g_clear_pointer ((GtkWidget **) &self->drag_widget, gtk_widget_destroy);
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}
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static void
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drag_data_get_cb (CcSearchPanelRow *self,
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GdkDragContext *context,
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GtkSelectionData *selection_data,
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guint info,
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guint time_)
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{
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gtk_selection_data_set (selection_data,
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gdk_atom_intern_static_string ("GTK_LIST_BOX_ROW"),
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32,
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(const guchar *)&self,
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sizeof (gpointer));
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}
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static void
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drag_data_received_cb (CcSearchPanelRow *self,
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GdkDragContext *context,
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gint x,
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gint y,
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GtkSelectionData *selection_data,
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guint info,
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guint time_)
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{
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CcSearchPanelRow *source;
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source = *((CcSearchPanelRow **) gtk_selection_data_get_data (selection_data));
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if (source == self)
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return;
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g_signal_emit (source,
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signals[SIGNAL_MOVE_ROW],
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0,
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self);
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}
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static GtkTargetEntry entries[] =
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{
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{ "GTK_LIST_BOX_ROW", GTK_TARGET_SAME_APP, 0 }
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};
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static void
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cc_search_panel_row_class_init (CcSearchPanelRowClass *klass)
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{
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GObjectClass *object_class = G_OBJECT_CLASS (klass);
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GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
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gtk_widget_class_set_template_from_resource (widget_class, "/org/gnome/control-center/search/cc-search-panel-row.ui");
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gtk_widget_class_bind_template_child (widget_class, CcSearchPanelRow, drag_handle);
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gtk_widget_class_bind_template_child (widget_class, CcSearchPanelRow, icon);
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gtk_widget_class_bind_template_child (widget_class, CcSearchPanelRow, app_name);
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gtk_widget_class_bind_template_child (widget_class, CcSearchPanelRow, switcher);
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gtk_widget_class_bind_template_callback (widget_class, drag_begin_cb);
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gtk_widget_class_bind_template_callback (widget_class, drag_end_cb);
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gtk_widget_class_bind_template_callback (widget_class, drag_data_get_cb);
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gtk_widget_class_bind_template_callback (widget_class, drag_data_received_cb);
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gtk_widget_class_bind_template_callback (widget_class, move_up_button_clicked);
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gtk_widget_class_bind_template_callback (widget_class, move_down_button_clicked);
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signals[SIGNAL_MOVE_ROW] =
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g_signal_new ("move-row",
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G_TYPE_FROM_CLASS (object_class),
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G_SIGNAL_RUN_LAST,
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0,
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NULL, NULL,
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NULL,
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G_TYPE_NONE,
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1, CC_TYPE_SEARCH_PANEL_ROW);
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}
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static void
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cc_search_panel_row_init (CcSearchPanelRow *self)
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{
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gtk_widget_init_template (GTK_WIDGET (self));
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gtk_drag_source_set (GTK_WIDGET (self->drag_handle), GDK_BUTTON1_MASK, entries, 1, GDK_ACTION_MOVE);
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gtk_drag_dest_set (GTK_WIDGET (self), GTK_DEST_DEFAULT_ALL, entries, 1, GDK_ACTION_MOVE);
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}
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CcSearchPanelRow *
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cc_search_panel_row_new (GAppInfo *app_info)
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{
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CcSearchPanelRow *self;
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g_autoptr(GIcon) gicon = NULL;
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gint width, height;
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self = g_object_new (CC_TYPE_SEARCH_PANEL_ROW, NULL);
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self->app_info = g_object_ref (app_info);
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gicon = g_app_info_get_icon (app_info);
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if (gicon == NULL)
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gicon = g_themed_icon_new ("application-x-executable");
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else
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g_object_ref (gicon);
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gtk_image_set_from_gicon (self->icon, gicon, GTK_ICON_SIZE_DND);
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gtk_icon_size_lookup (GTK_ICON_SIZE_DND, &width, &height);
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gtk_image_set_pixel_size (self->icon, MAX (width, height));
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gtk_label_set_text (self->app_name, g_app_info_get_name (app_info));
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gtk_drag_source_set (GTK_WIDGET (self->drag_handle), GDK_BUTTON1_MASK, entries, 1, GDK_ACTION_MOVE);
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return self;
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}
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GAppInfo *
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cc_search_panel_row_get_app_info (CcSearchPanelRow *self)
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{
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return self->app_info;
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}
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GtkWidget *
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cc_search_panel_row_get_switch (CcSearchPanelRow *self)
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{
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return GTK_WIDGET (self->switcher);
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}
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