From 3c57dd931145d43f2b0aef96c4d178135956bf91 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Fri, 19 Apr 2024 05:13:10 +0200 Subject: Adding upstream version 2.10.36. Signed-off-by: Daniel Baumann --- app/widgets/gimpview-popup.c | 243 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 243 insertions(+) create mode 100644 app/widgets/gimpview-popup.c (limited to 'app/widgets/gimpview-popup.c') diff --git a/app/widgets/gimpview-popup.c b/app/widgets/gimpview-popup.c new file mode 100644 index 0000000..4a52355 --- /dev/null +++ b/app/widgets/gimpview-popup.c @@ -0,0 +1,243 @@ +/* GIMP - The GNU Image Manipulation Program + * Copyright (C) 1995 Spencer Kimball and Peter Mattis + * + * gimpview-popup.c + * Copyright (C) 2003-2006 Michael Natterer + * + * 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 3 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, see . + */ + +#include "config.h" + +#include +#include + +#include "libgimpwidgets/gimpwidgets.h" + +#include "widgets-types.h" + +#include "core/gimpcontext.h" +#include "core/gimpviewable.h" + +#include "gimpview.h" +#include "gimpviewrenderer.h" +#include "gimpview-popup.h" + + +#define VIEW_POPUP_DELAY 150 + + +typedef struct _GimpViewPopup GimpViewPopup; + +struct _GimpViewPopup +{ + GtkWidget *widget; + GimpContext *context; + GimpViewable *viewable; + + gint popup_width; + gint popup_height; + gboolean dot_for_dot; + gint button; + gint button_x; + gint button_y; + + guint timeout_id; + GtkWidget *popup; +}; + + +/* local function prototypes */ + +static void gimp_view_popup_hide (GimpViewPopup *popup); +static gboolean gimp_view_popup_button_release (GtkWidget *widget, + GdkEventButton *bevent, + GimpViewPopup *popup); +static void gimp_view_popup_unmap (GtkWidget *widget, + GimpViewPopup *popup); +static void gimp_view_popup_drag_begin (GtkWidget *widget, + GdkDragContext *context, + GimpViewPopup *popup); +static gboolean gimp_view_popup_timeout (GimpViewPopup *popup); + + +/* public functions */ + +gboolean +gimp_view_popup_show (GtkWidget *widget, + GdkEventButton *bevent, + GimpContext *context, + GimpViewable *viewable, + gint view_width, + gint view_height, + gboolean dot_for_dot) +{ + GimpViewPopup *popup; + gint popup_width; + gint popup_height; + + g_return_val_if_fail (GTK_IS_WIDGET (widget), FALSE); + g_return_val_if_fail (bevent != NULL, FALSE); + g_return_val_if_fail (context == NULL || GIMP_IS_CONTEXT (context), FALSE); + g_return_val_if_fail (GIMP_IS_VIEWABLE (viewable), FALSE); + + if (! gimp_viewable_get_popup_size (viewable, + view_width, + view_height, + dot_for_dot, + &popup_width, + &popup_height)) + return FALSE; + + popup = g_slice_new0 (GimpViewPopup); + + popup->widget = widget; + popup->context = context; + popup->viewable = viewable; + popup->popup_width = popup_width; + popup->popup_height = popup_height; + popup->dot_for_dot = dot_for_dot; + popup->button = bevent->button; + popup->button_x = bevent->x_root; + popup->button_y = bevent->y_root; + + g_signal_connect (widget, "button-release-event", + G_CALLBACK (gimp_view_popup_button_release), + popup); + g_signal_connect (widget, "unmap", + G_CALLBACK (gimp_view_popup_unmap), + popup); + g_signal_connect (widget, "drag-begin", + G_CALLBACK (gimp_view_popup_drag_begin), + popup); + + popup->timeout_id = g_timeout_add (VIEW_POPUP_DELAY, + (GSourceFunc) gimp_view_popup_timeout, + popup); + + g_object_set_data_full (G_OBJECT (widget), "gimp-view-popup", popup, + (GDestroyNotify) gimp_view_popup_hide); + + gtk_grab_add (widget); + + return TRUE; +} + + +/* private functions */ + +static void +gimp_view_popup_hide (GimpViewPopup *popup) +{ + if (popup->timeout_id) + g_source_remove (popup->timeout_id); + + if (popup->popup) + gtk_widget_destroy (popup->popup); + + g_signal_handlers_disconnect_by_func (popup->widget, + gimp_view_popup_button_release, + popup); + g_signal_handlers_disconnect_by_func (popup->widget, + gimp_view_popup_unmap, + popup); + g_signal_handlers_disconnect_by_func (popup->widget, + gimp_view_popup_drag_begin, + popup); + + gtk_grab_remove (popup->widget); + + g_slice_free (GimpViewPopup, popup); +} + +static gboolean +gimp_view_popup_button_release (GtkWidget *widget, + GdkEventButton *bevent, + GimpViewPopup *popup) +{ + if (bevent->button == popup->button) + g_object_set_data (G_OBJECT (popup->widget), "gimp-view-popup", NULL); + + return FALSE; +} + +static void +gimp_view_popup_unmap (GtkWidget *widget, + GimpViewPopup *popup) +{ + g_object_set_data (G_OBJECT (popup->widget), "gimp-view-popup", NULL); +} + +static void +gimp_view_popup_drag_begin (GtkWidget *widget, + GdkDragContext *context, + GimpViewPopup *popup) +{ + g_object_set_data (G_OBJECT (popup->widget), "gimp-view-popup", NULL); +} + +static gboolean +gimp_view_popup_timeout (GimpViewPopup *popup) +{ + GtkWidget *window; + GtkWidget *frame; + GtkWidget *view; + GdkScreen *screen; + GdkRectangle rect; + gint monitor; + gint x; + gint y; + + popup->timeout_id = 0; + + screen = gtk_widget_get_screen (popup->widget); + + window = gtk_window_new (GTK_WINDOW_POPUP); + gtk_window_set_resizable (GTK_WINDOW (window), FALSE); + + gtk_window_set_screen (GTK_WINDOW (window), screen); + gtk_window_set_transient_for (GTK_WINDOW (window), + GTK_WINDOW (gtk_widget_get_toplevel (popup->widget))); + + frame = gtk_frame_new (NULL); + gtk_frame_set_shadow_type (GTK_FRAME (frame), GTK_SHADOW_OUT); + gtk_container_add (GTK_CONTAINER (window), frame); + gtk_widget_show (frame); + + view = gimp_view_new_full (popup->context, + popup->viewable, + popup->popup_width, + popup->popup_height, + 0, TRUE, FALSE, FALSE); + gimp_view_renderer_set_dot_for_dot (GIMP_VIEW (view)->renderer, + popup->dot_for_dot); + gtk_container_add (GTK_CONTAINER (frame), view); + gtk_widget_show (view); + + x = popup->button_x - (popup->popup_width / 2); + y = popup->button_y - (popup->popup_height / 2); + + monitor = gdk_screen_get_monitor_at_point (screen, x, y); + gdk_screen_get_monitor_workarea (screen, monitor, &rect); + + x = CLAMP (x, rect.x, rect.x + rect.width - popup->popup_width); + y = CLAMP (y, rect.y, rect.y + rect.height - popup->popup_height); + + gtk_window_move (GTK_WINDOW (window), x, y); + gtk_widget_show (window); + + popup->popup = window; + + return FALSE; +} -- cgit v1.2.3