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thunar-usagebars/thunar/thunar-abstract-icon-view.c
4aiman e969f94310 thunar 4.20.2 upstream 
Tree of tag thunar-4.20.2 (commit 11a519f) from https://gitlab.xfce.org/xfce/thunar.
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2026-11-03 22:42:48 +03:00

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/* vi:set et ai sw=2 sts=2 ts=2: */
/*-
* Copyright (c) 2005-2006 Benedikt Meurer <benny@xfce.org>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the Free
* Software Foundation; either version 2 of the License, or (at your option)
* any later version.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License along with
* this program; if not, write to the Free Software Foundation, Inc., 59 Temple
* Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "thunar/thunar-abstract-icon-view.h"
#include "thunar/thunar-action-manager.h"
#include "thunar/thunar-gobject-extensions.h"
#include "thunar/thunar-gtk-extensions.h"
#include "thunar/thunar-preferences.h"
#include "thunar/thunar-private.h"
#include "thunar/thunar-standard-view.h"
#include "thunar/thunar-window.h"
#include <gdk/gdkkeysyms.h>
static void
thunar_abstract_icon_view_style_set (GtkWidget *widget,
GtkStyle *previous_style);
static GList *
thunar_abstract_icon_view_get_selected_items (ThunarStandardView *standard_view);
static void
thunar_abstract_icon_view_select_all (ThunarStandardView *standard_view);
static void
thunar_abstract_icon_view_unselect_all (ThunarStandardView *standard_view);
static void
thunar_abstract_icon_view_selection_invert (ThunarStandardView *standard_view);
static void
thunar_abstract_icon_view_select_path (ThunarStandardView *standard_view,
GtkTreePath *path);
static void
thunar_abstract_icon_view_set_cursor (ThunarStandardView *standard_view,
GtkTreePath *path,
gboolean start_editing);
static void
thunar_abstract_icon_view_scroll_to_path (ThunarStandardView *standard_view,
GtkTreePath *path,
gboolean use_align,
gfloat row_align,
gfloat col_align);
static GtkTreePath *
thunar_abstract_icon_view_get_path_at_pos (ThunarStandardView *standard_view,
gint x,
gint y);
static gboolean
thunar_abstract_icon_view_get_visible_range (ThunarStandardView *standard_view,
GtkTreePath **start_path,
GtkTreePath **end_path);
static void
thunar_abstract_icon_view_highlight_path (ThunarStandardView *standard_view,
GtkTreePath *path);
static void
thunar_abstract_icon_view_notify_model (ExoIconView *view,
GParamSpec *pspec,
ThunarAbstractIconView *abstract_icon_view);
static gboolean
thunar_abstract_icon_view_button_press_event (ExoIconView *view,
GdkEventButton *event,
ThunarAbstractIconView *abstract_icon_view);
static gboolean
thunar_abstract_icon_view_button_release_event (ExoIconView *view,
GdkEventButton *event,
ThunarAbstractIconView *abstract_icon_view);
static gboolean
thunar_abstract_icon_view_draw (ExoIconView *view,
cairo_t *cr,
ThunarAbstractIconView *abstract_icon_view);
static gboolean
thunar_abstract_icon_view_key_press_event (ExoIconView *view,
GdkEventKey *event,
ThunarAbstractIconView *abstract_icon_view);
static gboolean
thunar_abstract_icon_view_motion_notify_event (ExoIconView *view,
GdkEventMotion *event,
ThunarAbstractIconView *abstract_icon_view);
static void
thunar_abstract_icon_view_item_activated (ExoIconView *view,
GtkTreePath *path,
ThunarAbstractIconView *abstract_icon_view);
static void
thunar_abstract_icon_view_zoom_level_changed (ThunarAbstractIconView *abstract_icon_view);
static void
thunar_abstract_icon_view_queue_redraw (ThunarStandardView *standard_view);
static void
thunar_abstract_icon_view_block_selection_changed (ThunarStandardView *standard_view);
static void
thunar_abstract_icon_view_unblock_selection_changed (ThunarStandardView *standard_view);
struct _ThunarAbstractIconViewPrivate
{
/* mouse gesture support */
gint gesture_start_x;
gint gesture_start_y;
gint gesture_current_x;
gint gesture_current_y;
gulong gesture_expose_id;
gulong gesture_motion_id;
gulong gesture_release_id;
};
G_DEFINE_ABSTRACT_TYPE_WITH_PRIVATE (ThunarAbstractIconView, thunar_abstract_icon_view, THUNAR_TYPE_STANDARD_VIEW)
static void
thunar_abstract_icon_view_class_init (ThunarAbstractIconViewClass *klass)
{
ThunarStandardViewClass *thunarstandard_view_class;
GtkWidgetClass *gtkwidget_class;
gtkwidget_class = GTK_WIDGET_CLASS (klass);
gtkwidget_class->style_set = thunar_abstract_icon_view_style_set;
thunarstandard_view_class = THUNAR_STANDARD_VIEW_CLASS (klass);
thunarstandard_view_class->get_selected_items = thunar_abstract_icon_view_get_selected_items;
thunarstandard_view_class->select_all = thunar_abstract_icon_view_select_all;
thunarstandard_view_class->unselect_all = thunar_abstract_icon_view_unselect_all;
thunarstandard_view_class->selection_invert = thunar_abstract_icon_view_selection_invert;
thunarstandard_view_class->select_path = thunar_abstract_icon_view_select_path;
thunarstandard_view_class->set_cursor = thunar_abstract_icon_view_set_cursor;
thunarstandard_view_class->scroll_to_path = thunar_abstract_icon_view_scroll_to_path;
thunarstandard_view_class->get_path_at_pos = thunar_abstract_icon_view_get_path_at_pos;
thunarstandard_view_class->get_visible_range = thunar_abstract_icon_view_get_visible_range;
thunarstandard_view_class->highlight_path = thunar_abstract_icon_view_highlight_path;
thunarstandard_view_class->queue_redraw = thunar_abstract_icon_view_queue_redraw;
thunarstandard_view_class->block_selection = thunar_abstract_icon_view_block_selection_changed;
thunarstandard_view_class->unblock_selection = thunar_abstract_icon_view_unblock_selection_changed;
/**
* ThunarAbstractIconView:column-spacing:
*
* The additional space inserted between columns in the
* icon views.
**/
gtk_widget_class_install_style_property (gtkwidget_class,
g_param_spec_int ("column-spacing",
"column-spacing",
"column-spacing",
0, G_MAXINT, 6,
EXO_PARAM_READABLE));
/**
* ThunarAbstractIconView:row-spacing:
*
* The additional space inserted between rows in the
* icon views.
**/
gtk_widget_class_install_style_property (gtkwidget_class,
g_param_spec_int ("row-spacing",
"row-spacing",
"row-spacing",
0, G_MAXINT, 6,
EXO_PARAM_READABLE));
}
static void
thunar_abstract_icon_view_init (ThunarAbstractIconView *abstract_icon_view)
{
GtkWidget *view;
/* connect private instance data */
abstract_icon_view->priv = thunar_abstract_icon_view_get_instance_private (abstract_icon_view);
/* stay informed about zoom-level changes, so we can force a re-layout on the abstract_icon view */
g_signal_connect (G_OBJECT (abstract_icon_view), "notify::zoom-level", G_CALLBACK (thunar_abstract_icon_view_zoom_level_changed), NULL);
/* create the real view */
view = exo_icon_view_new ();
g_signal_connect (G_OBJECT (view), "notify::model", G_CALLBACK (thunar_abstract_icon_view_notify_model), abstract_icon_view);
g_signal_connect (G_OBJECT (view), "button-press-event", G_CALLBACK (thunar_abstract_icon_view_button_press_event), abstract_icon_view);
g_signal_connect (G_OBJECT (view), "key-press-event", G_CALLBACK (thunar_abstract_icon_view_key_press_event), abstract_icon_view);
g_signal_connect (G_OBJECT (view), "item-activated", G_CALLBACK (thunar_abstract_icon_view_item_activated), abstract_icon_view);
g_signal_connect_swapped (G_OBJECT (view), "selection-changed", G_CALLBACK (thunar_standard_view_selection_changed), abstract_icon_view);
gtk_container_add (GTK_CONTAINER (abstract_icon_view), view);
gtk_widget_show (view);
/* initialize the abstract icon view properties */
exo_icon_view_set_enable_search (EXO_ICON_VIEW (view), TRUE);
exo_icon_view_set_selection_mode (EXO_ICON_VIEW (view), GTK_SELECTION_MULTIPLE);
/* add the abstract icon renderer */
g_object_set (G_OBJECT (THUNAR_STANDARD_VIEW (abstract_icon_view)->icon_renderer), "follow-state", TRUE, "rounded-corners", TRUE, NULL);
gtk_cell_layout_pack_start (GTK_CELL_LAYOUT (view), THUNAR_STANDARD_VIEW (abstract_icon_view)->icon_renderer, FALSE);
gtk_cell_layout_add_attribute (GTK_CELL_LAYOUT (view), THUNAR_STANDARD_VIEW (abstract_icon_view)->icon_renderer,
"file", THUNAR_COLUMN_FILE);
/* add the name renderer */
/*FIXME text prelit*/
/*g_object_set (G_OBJECT (THUNAR_STANDARD_VIEW (abstract_icon_view)->name_renderer), "follow-state", TRUE, NULL);*/
g_object_set (G_OBJECT (THUNAR_STANDARD_VIEW (abstract_icon_view)->name_renderer), "rounded-corners", TRUE, NULL);
gtk_cell_layout_pack_start (GTK_CELL_LAYOUT (view), THUNAR_STANDARD_VIEW (abstract_icon_view)->name_renderer, TRUE);
gtk_cell_layout_add_attribute (GTK_CELL_LAYOUT (view), THUNAR_STANDARD_VIEW (abstract_icon_view)->name_renderer,
"text", THUNAR_COLUMN_NAME);
/* Set the type of model to be used by the view */
g_object_set (G_OBJECT (THUNAR_STANDARD_VIEW (abstract_icon_view)), "model-type", THUNAR_TYPE_LIST_MODEL, NULL);
/* update the icon view on size-allocate events */
/* TODO: issue not reproducible anymore as of gtk 3.24.18
* we can probably remove this in the future. */
g_signal_connect_swapped (G_OBJECT (abstract_icon_view), "size-allocate",
G_CALLBACK (gtk_widget_queue_resize), view);
}
static void
thunar_abstract_icon_view_style_set (GtkWidget *widget,
GtkStyle *previous_style)
{
gint column_spacing;
gint row_spacing;
/* determine the column/row spacing from the style */
gtk_widget_style_get (widget, "column-spacing", &column_spacing, "row-spacing", &row_spacing, NULL);
/* apply the column/row spacing to the icon view */
exo_icon_view_set_column_spacing (EXO_ICON_VIEW (gtk_bin_get_child (GTK_BIN (widget))), column_spacing);
exo_icon_view_set_row_spacing (EXO_ICON_VIEW (gtk_bin_get_child (GTK_BIN (widget))), row_spacing);
/* call the parent handler */
(*GTK_WIDGET_CLASS (thunar_abstract_icon_view_parent_class)->style_set) (widget, previous_style);
}
static GList *
thunar_abstract_icon_view_get_selected_items (ThunarStandardView *standard_view)
{
return exo_icon_view_get_selected_items (EXO_ICON_VIEW (gtk_bin_get_child (GTK_BIN (standard_view))));
}
static void
thunar_abstract_icon_view_select_all (ThunarStandardView *standard_view)
{
_thunar_return_if_fail (THUNAR_IS_ABSTRACT_ICON_VIEW (standard_view));
exo_icon_view_select_all (EXO_ICON_VIEW (gtk_bin_get_child (GTK_BIN (standard_view))));
}
static void
thunar_abstract_icon_view_unselect_all (ThunarStandardView *standard_view)
{
_thunar_return_if_fail (THUNAR_IS_ABSTRACT_ICON_VIEW (standard_view));
exo_icon_view_unselect_all (EXO_ICON_VIEW (gtk_bin_get_child (GTK_BIN (standard_view))));
}
static void
thunar_abstract_icon_view_selection_invert (ThunarStandardView *standard_view)
{
_thunar_return_if_fail (THUNAR_IS_ABSTRACT_ICON_VIEW (standard_view));
exo_icon_view_selection_invert (EXO_ICON_VIEW (gtk_bin_get_child (GTK_BIN (standard_view))));
}
static void
thunar_abstract_icon_view_select_path (ThunarStandardView *standard_view,
GtkTreePath *path)
{
_thunar_return_if_fail (THUNAR_IS_ABSTRACT_ICON_VIEW (standard_view));
exo_icon_view_select_path (EXO_ICON_VIEW (gtk_bin_get_child (GTK_BIN (standard_view))), path);
}
static void
thunar_abstract_icon_view_set_cursor (ThunarStandardView *standard_view,
GtkTreePath *path,
gboolean start_editing)
{
GtkCellRendererMode mode;
_thunar_return_if_fail (THUNAR_IS_ABSTRACT_ICON_VIEW (standard_view));
/* make sure the name renderer is editable */
g_object_get (G_OBJECT (standard_view->name_renderer), "mode", &mode, NULL);
g_object_set (G_OBJECT (standard_view->name_renderer), "mode", GTK_CELL_RENDERER_MODE_EDITABLE, NULL);
/* tell the abstract_icon view to start editing the given item */
exo_icon_view_set_cursor (EXO_ICON_VIEW (gtk_bin_get_child (GTK_BIN (standard_view))), path, standard_view->name_renderer, start_editing);
/* reset the name renderer mode */
g_object_set (G_OBJECT (standard_view->name_renderer), "mode", mode, NULL);
}
static void
thunar_abstract_icon_view_scroll_to_path (ThunarStandardView *standard_view,
GtkTreePath *path,
gboolean use_align,
gfloat row_align,
gfloat col_align)
{
_thunar_return_if_fail (THUNAR_IS_ABSTRACT_ICON_VIEW (standard_view));
exo_icon_view_scroll_to_path (EXO_ICON_VIEW (gtk_bin_get_child (GTK_BIN (standard_view))), path, use_align, row_align, col_align);
}
static GtkTreePath *
thunar_abstract_icon_view_get_path_at_pos (ThunarStandardView *standard_view,
gint x,
gint y)
{
_thunar_return_val_if_fail (THUNAR_IS_ABSTRACT_ICON_VIEW (standard_view), NULL);
return exo_icon_view_get_path_at_pos (EXO_ICON_VIEW (gtk_bin_get_child (GTK_BIN (standard_view))), x, y);
}
static gboolean
thunar_abstract_icon_view_get_visible_range (ThunarStandardView *standard_view,
GtkTreePath **start_path,
GtkTreePath **end_path)
{
_thunar_return_val_if_fail (THUNAR_IS_ABSTRACT_ICON_VIEW (standard_view), FALSE);
return exo_icon_view_get_visible_range (EXO_ICON_VIEW (gtk_bin_get_child (GTK_BIN (standard_view))), start_path, end_path);
}
static void
thunar_abstract_icon_view_highlight_path (ThunarStandardView *standard_view,
GtkTreePath *path)
{
_thunar_return_if_fail (THUNAR_IS_ABSTRACT_ICON_VIEW (standard_view));
exo_icon_view_set_drag_dest_item (EXO_ICON_VIEW (gtk_bin_get_child (GTK_BIN (standard_view))), path, EXO_ICON_VIEW_DROP_INTO);
}
static const XfceGtkActionEntry *
thunar_abstract_icon_view_gesture_action (ThunarAbstractIconView *abstract_icon_view, GtkTextDirection direction)
{
GtkWidget *window;
window = gtk_widget_get_toplevel (GTK_WIDGET (abstract_icon_view));
if (abstract_icon_view->priv->gesture_start_y - abstract_icon_view->priv->gesture_current_y > 40
&& ABS (abstract_icon_view->priv->gesture_start_x - abstract_icon_view->priv->gesture_current_x) < 40)
{
return thunar_window_get_action_entry (THUNAR_WINDOW (window), THUNAR_WINDOW_ACTION_OPEN_PARENT);
}
else if (abstract_icon_view->priv->gesture_start_x - abstract_icon_view->priv->gesture_current_x > 40
&& ABS (abstract_icon_view->priv->gesture_start_y - abstract_icon_view->priv->gesture_current_y) < 40)
{
if (direction == GTK_TEXT_DIR_LTR || direction == GTK_TEXT_DIR_NONE)
return thunar_window_get_action_entry (THUNAR_WINDOW (window), THUNAR_WINDOW_ACTION_BACK);
else
return thunar_window_get_action_entry (THUNAR_WINDOW (window), THUNAR_WINDOW_ACTION_FORWARD);
}
else if (abstract_icon_view->priv->gesture_current_x - abstract_icon_view->priv->gesture_start_x > 40
&& ABS (abstract_icon_view->priv->gesture_start_y - abstract_icon_view->priv->gesture_current_y) < 40)
{
if (direction == GTK_TEXT_DIR_LTR || direction == GTK_TEXT_DIR_NONE)
return thunar_window_get_action_entry (THUNAR_WINDOW (window), THUNAR_WINDOW_ACTION_FORWARD);
else
return thunar_window_get_action_entry (THUNAR_WINDOW (window), THUNAR_WINDOW_ACTION_BACK);
}
else if (abstract_icon_view->priv->gesture_current_y - abstract_icon_view->priv->gesture_start_y > 40
&& ABS (abstract_icon_view->priv->gesture_start_x - abstract_icon_view->priv->gesture_current_x) < 40)
{
return thunar_window_get_action_entry (THUNAR_WINDOW (window), THUNAR_WINDOW_ACTION_RELOAD);
}
return NULL;
}
static void
thunar_abstract_icon_view_notify_model (ExoIconView *view,
GParamSpec *pspec,
ThunarAbstractIconView *abstract_icon_view)
{
/* We need to set the search column here, as ExoIconView resets it
* whenever a new model is set.
*/
exo_icon_view_set_search_column (view, THUNAR_COLUMN_NAME);
}
static gboolean
thunar_abstract_icon_view_button_press_event (ExoIconView *view,
GdkEventButton *event,
ThunarAbstractIconView *abstract_icon_view)
{
GtkTreePath *path;
GtkWidget *window;
/* give focus to the clicked view */
window = gtk_widget_get_toplevel (GTK_WIDGET (abstract_icon_view));
thunar_window_focus_view (THUNAR_WINDOW (window), GTK_WIDGET (abstract_icon_view));
if (event->type == GDK_BUTTON_PRESS && event->button == 3)
{
/* open the context menu on right clicks */
if (exo_icon_view_get_item_at_pos (view, event->x, event->y, &path, NULL))
{
/* select the path on which the user clicked if not selected yet */
if (!exo_icon_view_path_is_selected (view, path))
{
/* we don't unselect all other items if Control is active */
if ((event->state & GDK_CONTROL_MASK) == 0)
exo_icon_view_unselect_all (view);
exo_icon_view_select_path (view, path);
}
gtk_tree_path_free (path);
/* queue the menu popup */
thunar_standard_view_queue_popup (THUNAR_STANDARD_VIEW (abstract_icon_view), event);
}
else if ((event->state & gtk_accelerator_get_default_mod_mask ()) == 0)
{
/* user clicked on an empty area, so we unselect everything
* to make sure that the folder context menu is opened.
*/
exo_icon_view_unselect_all (view);
/* open the context menu */
thunar_standard_view_context_menu (THUNAR_STANDARD_VIEW (abstract_icon_view));
}
return TRUE;
}
else if (event->type == GDK_BUTTON_PRESS && event->button == 2)
{
/* unselect all currently selected items */
exo_icon_view_unselect_all (view);
/* determine the path to the item that was middle-clicked */
if (exo_icon_view_get_item_at_pos (view, event->x, event->y, &path, NULL))
{
/* select only the path to the item on which the user clicked */
exo_icon_view_select_path (view, path);
/* try to open the path as new window/tab, if possible */
_thunar_standard_view_open_on_middle_click (THUNAR_STANDARD_VIEW (abstract_icon_view), path, event->state);
/* cleanup */
gtk_tree_path_free (path);
}
else if (event->type == GDK_BUTTON_PRESS)
{
abstract_icon_view->priv->gesture_start_x = abstract_icon_view->priv->gesture_current_x = event->x;
abstract_icon_view->priv->gesture_start_y = abstract_icon_view->priv->gesture_current_y = event->y;
abstract_icon_view->priv->gesture_expose_id = g_signal_connect_after (G_OBJECT (view), "draw",
G_CALLBACK (thunar_abstract_icon_view_draw),
G_OBJECT (abstract_icon_view));
abstract_icon_view->priv->gesture_motion_id = g_signal_connect (G_OBJECT (view), "motion-notify-event",
G_CALLBACK (thunar_abstract_icon_view_motion_notify_event),
G_OBJECT (abstract_icon_view));
abstract_icon_view->priv->gesture_release_id = g_signal_connect (G_OBJECT (view), "button-release-event",
G_CALLBACK (thunar_abstract_icon_view_button_release_event),
G_OBJECT (abstract_icon_view));
}
/* don't run the default handler here */
return TRUE;
}
return FALSE;
}
static gboolean
thunar_abstract_icon_view_button_release_event (ExoIconView *view,
GdkEventButton *event,
ThunarAbstractIconView *abstract_icon_view)
{
const XfceGtkActionEntry *action_entry;
GtkWidget *window;
_thunar_return_val_if_fail (EXO_IS_ICON_VIEW (view), FALSE);
_thunar_return_val_if_fail (THUNAR_IS_ABSTRACT_ICON_VIEW (abstract_icon_view), FALSE);
_thunar_return_val_if_fail (abstract_icon_view->priv->gesture_expose_id > 0, FALSE);
_thunar_return_val_if_fail (abstract_icon_view->priv->gesture_motion_id > 0, FALSE);
_thunar_return_val_if_fail (abstract_icon_view->priv->gesture_release_id > 0, FALSE);
window = gtk_widget_get_toplevel (GTK_WIDGET (abstract_icon_view));
/* unregister the "expose-event" handler */
g_signal_handler_disconnect (G_OBJECT (view), abstract_icon_view->priv->gesture_expose_id);
abstract_icon_view->priv->gesture_expose_id = 0;
/* unregister the "motion-notify-event" handler */
g_signal_handler_disconnect (G_OBJECT (view), abstract_icon_view->priv->gesture_motion_id);
abstract_icon_view->priv->gesture_motion_id = 0;
/* unregister the "button-release-event" handler */
g_signal_handler_disconnect (G_OBJECT (view), abstract_icon_view->priv->gesture_release_id);
abstract_icon_view->priv->gesture_release_id = 0;
/* execute the related callback (if any) */
action_entry = thunar_abstract_icon_view_gesture_action (abstract_icon_view, gtk_widget_get_direction (window));
if (G_LIKELY (action_entry != NULL))
((void (*) (GtkWindow *)) action_entry->callback) (GTK_WINDOW (window));
/* redraw the abstract_icon view */
gtk_widget_queue_draw (GTK_WIDGET (view));
return FALSE;
}
static gboolean
thunar_abstract_icon_view_draw (ExoIconView *view,
cairo_t *cr,
ThunarAbstractIconView *abstract_icon_view)
{
const XfceGtkActionEntry *action_entry = NULL;
GdkPixbuf *gesture_icon = NULL;
cairo_surface_t *surface;
gint x, y;
gint scale_factor;
_thunar_return_val_if_fail (EXO_IS_ICON_VIEW (view), FALSE);
_thunar_return_val_if_fail (THUNAR_IS_ABSTRACT_ICON_VIEW (abstract_icon_view), FALSE);
_thunar_return_val_if_fail (abstract_icon_view->priv->gesture_expose_id > 0, FALSE);
_thunar_return_val_if_fail (abstract_icon_view->priv->gesture_motion_id > 0, FALSE);
_thunar_return_val_if_fail (abstract_icon_view->priv->gesture_release_id > 0, FALSE);
scale_factor = gtk_widget_get_scale_factor (GTK_WIDGET (view));
/* shade the abstract_icon view content while performing mouse gestures */
cairo_set_source_rgba (cr, 1, 1, 1, 0.7);
cairo_paint (cr);
/* determine the gesture action.
* GtkTextDirection needs to be fixed, so that e.g. the left arrow will always be shown on the left.
* Even if the window uses GTK_TEXT_DIR_RTL.
* */
action_entry = thunar_abstract_icon_view_gesture_action (abstract_icon_view, GTK_TEXT_DIR_NONE);
if (G_LIKELY (action_entry != NULL))
{
gesture_icon = gtk_icon_theme_load_icon_for_scale (gtk_icon_theme_get_default (),
action_entry->menu_item_icon_name,
32,
scale_factor,
GTK_ICON_LOOKUP_FORCE_SIZE,
NULL);
/* draw the rendered icon */
if (G_LIKELY (gesture_icon != NULL))
{
/* x/y position of the icon */
x = abstract_icon_view->priv->gesture_start_x - gdk_pixbuf_get_width (gesture_icon) / (scale_factor * 2);
y = abstract_icon_view->priv->gesture_start_y - gdk_pixbuf_get_height (gesture_icon) / (scale_factor * 2);
/* render the icon into the abstract_icon view window */
surface = gdk_cairo_surface_create_from_pixbuf (gesture_icon, scale_factor, gtk_widget_get_window (GTK_WIDGET (view)));
cairo_set_source_surface (cr, surface, x, y);
cairo_rectangle (cr, x, y,
gdk_pixbuf_get_width (gesture_icon),
gdk_pixbuf_get_height (gesture_icon));
cairo_fill (cr);
/* release the stock abstract_icon & its surface */
g_object_unref (G_OBJECT (gesture_icon));
cairo_surface_destroy (surface);
}
}
return FALSE;
}
static gboolean
thunar_abstract_icon_view_key_press_event (ExoIconView *view,
GdkEventKey *event,
ThunarAbstractIconView *abstract_icon_view)
{
/* popup context menu if "Menu" or "<Shift>F10" is pressed */
if (event->keyval == GDK_KEY_Menu || ((event->state & GDK_SHIFT_MASK) != 0 && event->keyval == GDK_KEY_F10))
{
thunar_standard_view_context_menu (THUNAR_STANDARD_VIEW (abstract_icon_view));
return TRUE;
}
return FALSE;
}
static gboolean
thunar_abstract_icon_view_motion_notify_event (ExoIconView *view,
GdkEventMotion *event,
ThunarAbstractIconView *abstract_icon_view)
{
GdkRectangle area;
_thunar_return_val_if_fail (EXO_IS_ICON_VIEW (view), FALSE);
_thunar_return_val_if_fail (THUNAR_IS_ABSTRACT_ICON_VIEW (abstract_icon_view), FALSE);
_thunar_return_val_if_fail (abstract_icon_view->priv->gesture_expose_id > 0, FALSE);
_thunar_return_val_if_fail (abstract_icon_view->priv->gesture_motion_id > 0, FALSE);
_thunar_return_val_if_fail (abstract_icon_view->priv->gesture_release_id > 0, FALSE);
/* schedule a complete redraw on the first motion event */
if (abstract_icon_view->priv->gesture_current_x == abstract_icon_view->priv->gesture_start_x
&& abstract_icon_view->priv->gesture_current_y == abstract_icon_view->priv->gesture_start_y)
{
gtk_widget_queue_draw (GTK_WIDGET (view));
}
else
{
/* otherwise, just redraw the action abstract_icon area */
gtk_icon_size_lookup (GTK_ICON_SIZE_DND, &area.width, &area.height);
area.x = abstract_icon_view->priv->gesture_start_x - area.width / 2;
area.y = abstract_icon_view->priv->gesture_start_y - area.height / 2;
gdk_window_invalidate_rect (event->window, &area, TRUE);
}
/* update the current gesture position */
abstract_icon_view->priv->gesture_current_x = event->x;
abstract_icon_view->priv->gesture_current_y = event->y;
/* don't execute the default motion notify handler */
return TRUE;
}
static void
thunar_abstract_icon_view_item_activated (ExoIconView *view,
GtkTreePath *path,
ThunarAbstractIconView *abstract_icon_view)
{
GtkWidget *window;
_thunar_return_if_fail (THUNAR_IS_ABSTRACT_ICON_VIEW (abstract_icon_view));
window = gtk_widget_get_toplevel (GTK_WIDGET (abstract_icon_view));
thunar_action_manager_activate_selected_files (thunar_window_get_action_manager (THUNAR_WINDOW (window)), THUNAR_ACTION_MANAGER_CHANGE_DIRECTORY, NULL);
}
static void
thunar_abstract_icon_view_zoom_level_changed (ThunarAbstractIconView *abstract_icon_view)
{
_thunar_return_if_fail (THUNAR_IS_ABSTRACT_ICON_VIEW (abstract_icon_view));
gtk_cell_layout_set_cell_data_func (GTK_CELL_LAYOUT (gtk_bin_get_child (GTK_BIN (abstract_icon_view))),
THUNAR_STANDARD_VIEW (abstract_icon_view)->icon_renderer,
NULL, NULL, NULL);
/* reset the cell_layout_data_func (required for highlighting) */
gtk_cell_layout_set_cell_data_func (GTK_CELL_LAYOUT (gtk_bin_get_child (GTK_BIN (abstract_icon_view))),
THUNAR_STANDARD_VIEW (abstract_icon_view)->icon_renderer,
THUNAR_STANDARD_VIEW_GET_CLASS (abstract_icon_view)->cell_layout_data_func,
NULL, NULL);
}
static void
thunar_abstract_icon_view_queue_redraw (ThunarStandardView *standard_view)
{
_thunar_return_if_fail (THUNAR_IS_ABSTRACT_ICON_VIEW (standard_view));
gtk_widget_queue_draw (gtk_bin_get_child (GTK_BIN (standard_view)));
}
static void
thunar_abstract_icon_view_block_selection_changed (ThunarStandardView *view)
{
_thunar_return_if_fail (THUNAR_IS_STANDARD_VIEW (view));
g_signal_handlers_block_by_func (G_OBJECT (gtk_bin_get_child (GTK_BIN (view))),
thunar_standard_view_selection_changed, view);
}
static void
thunar_abstract_icon_view_unblock_selection_changed (ThunarStandardView *view)
{
_thunar_return_if_fail (THUNAR_IS_STANDARD_VIEW (view));
g_signal_handlers_unblock_by_func (G_OBJECT (gtk_bin_get_child (GTK_BIN (view))),
thunar_standard_view_selection_changed, view);
}
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