497 lines
15 KiB
C
497 lines
15 KiB
C
/*
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* moodialogs.c
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*
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* Copyright (C) 2004-2007 by Yevgen Muntyan <muntyan@math.tamu.edu>
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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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* See COPYING file that comes with this distribution.
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*/
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#include <gtk/gtk.h>
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#include "mooutils/moodialogs.h"
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#include "mooutils/mooprefs.h"
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#include "mooutils/mooutils-misc.h"
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static GtkWidget *
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create_message_dialog (GtkWindow *parent,
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GtkMessageType type,
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const char *text,
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const char *secondary_text)
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{
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GtkWidget *dialog;
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dialog = gtk_message_dialog_new_with_markup (parent,
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GTK_DIALOG_MODAL,
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type,
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GTK_BUTTONS_NONE,
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"<span weight=\"bold\" size=\"larger\">%s</span>", text);
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if (secondary_text)
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gtk_message_dialog_format_secondary_text (GTK_MESSAGE_DIALOG (dialog),
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"%s", secondary_text);
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gtk_dialog_add_buttons (GTK_DIALOG (dialog),
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GTK_STOCK_CLOSE, GTK_RESPONSE_CANCEL,
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NULL);
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gtk_dialog_set_default_response (GTK_DIALOG (dialog),
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GTK_RESPONSE_CANCEL);
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if (parent && parent->group)
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gtk_window_group_add_window (parent->group, GTK_WINDOW (dialog));
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return dialog;
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}
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/* gtkwindow.c */
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static void
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clamp_window_to_rectangle (gint *x,
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gint *y,
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gint w,
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gint h,
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const GdkRectangle *rect)
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{
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/* if larger than the screen, center on the screen. */
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if (w > rect->width)
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*x = rect->x - (w - rect->width) / 2;
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else if (*x < rect->x)
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*x = rect->x;
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else if (*x + w > rect->x + rect->width)
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*x = rect->x + rect->width - w;
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if (h > rect->height)
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*y = rect->y - (h - rect->height) / 2;
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else if (*y < rect->y)
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*y = rect->y;
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else if (*y + h > rect->y + rect->height)
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*y = rect->y + rect->height - h;
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}
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static void
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position_window (GtkWindow *dialog)
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{
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GdkPoint *coord;
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int screen_width, screen_height, monitor_num;
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GdkRectangle monitor;
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GdkScreen *screen;
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GtkRequisition req;
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g_signal_handlers_disconnect_by_func (dialog,
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(gpointer) position_window,
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NULL);
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coord = g_object_get_data (G_OBJECT (dialog), "moo-coords");
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g_return_if_fail (coord != NULL);
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screen = gtk_widget_get_screen (GTK_WIDGET (dialog));
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g_return_if_fail (screen != NULL);
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screen_width = gdk_screen_get_width (screen);
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screen_height = gdk_screen_get_height (screen);
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monitor_num = gdk_screen_get_monitor_at_point (screen, coord->x, coord->y);
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gtk_widget_size_request (GTK_WIDGET (dialog), &req);
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coord->x = coord->x - req.width / 2;
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coord->y = coord->y - req.height / 2;
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coord->x = CLAMP (coord->x, 0, screen_width - req.width);
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coord->y = CLAMP (coord->y, 0, screen_height - req.height);
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gdk_screen_get_monitor_geometry (screen, monitor_num, &monitor);
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clamp_window_to_rectangle (&coord->x, &coord->y, req.width, req.height, &monitor);
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gtk_window_move (dialog, coord->x, coord->y);
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}
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#ifdef __WIN32__
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static void
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on_hide (GtkWindow *window)
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{
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GtkWindow *parent = gtk_window_get_transient_for (window);
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if (parent && GTK_WIDGET_DRAWABLE (parent))
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gtk_window_present (parent);
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g_signal_handlers_disconnect_by_func (window, (gpointer) on_hide, NULL);
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}
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#endif
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static void
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moo_position_window_real (GtkWidget *window,
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GtkWidget *parent,
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gboolean at_mouse,
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gboolean at_coords,
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int x,
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int y)
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{
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GtkWidget *toplevel = NULL;
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g_return_if_fail (GTK_IS_WINDOW (window));
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if (parent)
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toplevel = gtk_widget_get_toplevel (parent);
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if (toplevel && !GTK_IS_WINDOW (toplevel))
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toplevel = NULL;
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if (toplevel)
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{
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gtk_window_set_transient_for (GTK_WINDOW (window), GTK_WINDOW (toplevel));
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#ifdef __WIN32__
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g_signal_handlers_disconnect_by_func (window, (gpointer) on_hide, NULL);
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g_signal_connect (window, "unmap", G_CALLBACK (on_hide), NULL);
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#endif
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}
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if (toplevel && GTK_WINDOW(toplevel)->group)
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gtk_window_group_add_window (GTK_WINDOW(toplevel)->group, GTK_WINDOW (window));
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if (!at_mouse && !at_coords && parent && GTK_WIDGET_REALIZED (parent))
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{
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if (GTK_IS_WINDOW (parent))
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{
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gtk_window_set_position (GTK_WINDOW (window), GTK_WIN_POS_CENTER_ON_PARENT);
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}
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else
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{
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GdkWindow *parent_window = gtk_widget_get_parent_window (parent);
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gdk_window_get_origin (parent_window, &x, &y);
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x += parent->allocation.x;
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y += parent->allocation.y;
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x += parent->allocation.width / 2;
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y += parent->allocation.height / 2;
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at_coords = TRUE;
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}
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}
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if (at_mouse)
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{
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gtk_window_set_position (GTK_WINDOW (window), GTK_WIN_POS_MOUSE);
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}
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else if (at_coords)
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{
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GdkPoint *coord = g_new (GdkPoint, 1);
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coord->x = x;
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coord->y = y;
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gtk_window_set_position (GTK_WINDOW (window), GTK_WIN_POS_NONE);
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g_object_set_data_full (G_OBJECT (window), "moo-coords", coord, g_free);
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if (!GTK_WIDGET_REALIZED (window))
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{
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g_signal_handlers_disconnect_by_func (window, (gpointer) position_window, NULL);
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g_signal_connect (window, "realize",
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G_CALLBACK (position_window),
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NULL);
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}
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else
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{
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position_window (GTK_WINDOW (window));
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}
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}
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}
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void
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moo_position_window_at_pointer (GtkWidget *window,
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GtkWidget *parent)
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{
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moo_position_window_real (window, parent, TRUE, FALSE, 0, 0);
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}
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void
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moo_window_set_parent (GtkWidget *window,
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GtkWidget *parent)
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{
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moo_position_window_real (window, parent, FALSE, FALSE, 0, 0);
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}
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static void
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moo_message_dialog (GtkWidget *parent,
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GtkMessageType type,
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const char *text,
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const char *secondary_text,
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gboolean at_mouse,
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gboolean at_coords,
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int x,
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int y)
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{
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GtkWidget *dialog, *toplevel = NULL;
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if (parent)
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toplevel = gtk_widget_get_toplevel (parent);
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if (!toplevel || !GTK_IS_WINDOW (toplevel))
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toplevel = NULL;
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dialog = create_message_dialog (toplevel ? GTK_WINDOW (toplevel) : NULL,
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type, text, secondary_text);
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g_return_if_fail (dialog != NULL);
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moo_position_window_real (dialog, parent, at_mouse, at_coords, x, y);
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gtk_dialog_run (GTK_DIALOG (dialog));
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gtk_widget_destroy (dialog);
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}
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void
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moo_error_dialog (GtkWidget *parent,
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const char *text,
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const char *secondary_text)
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{
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moo_message_dialog (parent,
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GTK_MESSAGE_ERROR,
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text, secondary_text,
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FALSE, FALSE, 0, 0);
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}
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void
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moo_info_dialog (GtkWidget *parent,
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const char *text,
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const char *secondary_text)
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{
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moo_message_dialog (parent,
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GTK_MESSAGE_INFO,
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text, secondary_text,
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FALSE, FALSE, 0, 0);
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}
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void
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moo_warning_dialog (GtkWidget *parent,
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const char *text,
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const char *secondary_text)
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{
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moo_message_dialog (parent,
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GTK_MESSAGE_WARNING,
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text, secondary_text,
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FALSE, FALSE, 0, 0);
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}
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gboolean
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moo_overwrite_file_dialog (GtkWidget *parent,
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const char *display_name,
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const char *display_dirname)
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{
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int response;
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GtkWidget *dialog, *button, *toplevel = NULL;
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g_return_val_if_fail (display_name != NULL, FALSE);
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if (parent)
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parent = gtk_widget_get_toplevel (parent);
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dialog = gtk_message_dialog_new (toplevel ? GTK_WINDOW (toplevel) : NULL,
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GTK_DIALOG_MODAL,
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GTK_MESSAGE_WARNING,
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GTK_BUTTONS_NONE,
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"A file named \"%s\" already exists. Do you want to replace it?",
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display_name);
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gtk_message_dialog_format_secondary_text (GTK_MESSAGE_DIALOG (dialog),
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"The file already exists in \"%s\". Replacing it will "
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"overwrite its contents.",
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display_dirname);
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gtk_dialog_add_button (GTK_DIALOG (dialog), GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL);
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button = gtk_button_new_with_mnemonic ("_Replace");
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gtk_button_set_image (GTK_BUTTON (button),
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gtk_image_new_from_stock (GTK_STOCK_SAVE_AS, GTK_ICON_SIZE_BUTTON));
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gtk_widget_show (button);
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gtk_dialog_add_action_widget (GTK_DIALOG (dialog), button, GTK_RESPONSE_YES);
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gtk_dialog_set_alternative_button_order (GTK_DIALOG (dialog),
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GTK_RESPONSE_YES,
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GTK_RESPONSE_CANCEL,
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-1);
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gtk_dialog_set_default_response (GTK_DIALOG (dialog), GTK_RESPONSE_CANCEL);
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moo_window_set_parent (dialog, parent);
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response = gtk_dialog_run (GTK_DIALOG (dialog));
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gtk_widget_destroy (dialog);
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return response == GTK_RESPONSE_YES;
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}
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const char *
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moo_font_dialog (GtkWidget *parent,
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const char *title,
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const char *start_font,
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gboolean fixed_width)
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{
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GtkWidget *dialog;
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const char *fontname = NULL;
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if (fixed_width)
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g_warning ("%s: choosing fixed width fonts "
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"only is not implemented", G_STRLOC);
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dialog = gtk_font_selection_dialog_new (title);
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gtk_dialog_set_default_response (GTK_DIALOG (dialog), GTK_RESPONSE_OK);
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if (start_font)
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gtk_font_selection_dialog_set_font_name (
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GTK_FONT_SELECTION_DIALOG (dialog), start_font);
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moo_window_set_parent (dialog, parent);
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if (GTK_RESPONSE_OK == gtk_dialog_run (GTK_DIALOG (dialog)))
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fontname = gtk_font_selection_dialog_get_font_name (
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GTK_FONT_SELECTION_DIALOG (dialog));
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gtk_widget_destroy (dialog);
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return fontname;
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}
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typedef struct {
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char *key_maximized;
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char *key_width;
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char *key_height;
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char *key_x;
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char *key_y;
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gboolean remember_position;
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guint save_size_idle;
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} PositionInfo;
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static void
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position_info_free (PositionInfo *pinfo)
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{
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if (pinfo)
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{
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if (pinfo->save_size_idle)
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g_source_remove (pinfo->save_size_idle);
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g_free (pinfo->key_maximized);
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g_free (pinfo->key_width);
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g_free (pinfo->key_height);
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g_free (pinfo->key_x);
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g_free (pinfo->key_y);
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g_free (pinfo);
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}
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}
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static gboolean
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save_size (GtkWindow *window)
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{
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PositionInfo *pinfo;
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GdkWindowState state;
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pinfo = g_object_get_data (G_OBJECT (window), "moo-position-info");
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g_return_val_if_fail (pinfo != NULL, FALSE);
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pinfo->save_size_idle = 0;
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if (!GTK_WIDGET_REALIZED (window))
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return FALSE;
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state = gdk_window_get_state (GTK_WIDGET(window)->window);
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moo_prefs_set_bool (pinfo->key_maximized,
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state & GDK_WINDOW_STATE_MAXIMIZED);
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if (!(state & GDK_WINDOW_STATE_MAXIMIZED))
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{
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int width, height;
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gtk_window_get_size (GTK_WINDOW (window), &width, &height);
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moo_prefs_set_int (pinfo->key_width, width);
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moo_prefs_set_int (pinfo->key_height, height);
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}
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if (pinfo->remember_position)
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{
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int x, y;
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gtk_window_get_position (window, &x, &y);
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moo_prefs_set_int (pinfo->key_x, x);
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moo_prefs_set_int (pinfo->key_y, y);
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}
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return FALSE;
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}
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static gboolean
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configure_event (GtkWindow *window,
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G_GNUC_UNUSED GdkEventConfigure *event,
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PositionInfo *pinfo)
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{
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if (!pinfo->save_size_idle)
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pinfo->save_size_idle = moo_idle_add ((GSourceFunc) save_size, window);
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return FALSE;
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}
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static void
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set_initial_size (GtkWindow *window,
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PositionInfo *pinfo)
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{
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int width, height;
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width = moo_prefs_get_int (pinfo->key_width);
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height = moo_prefs_get_int (pinfo->key_height);
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if (width > 0 && height > 0)
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gtk_window_set_default_size (window, width, height);
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if (moo_prefs_get_bool (pinfo->key_maximized))
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gtk_window_maximize (window);
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if (pinfo->remember_position)
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{
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int x, y;
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x = moo_prefs_get_int (pinfo->key_x);
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y = moo_prefs_get_int (pinfo->key_y);
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if (x < G_MAXINT && y < G_MAXINT)
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gtk_window_move (window, x, y);
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}
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}
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void
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_moo_window_set_remember_size (GtkWindow *window,
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const char *prefs_key,
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gboolean remember_position)
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{
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PositionInfo *pinfo;
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g_return_if_fail (prefs_key != NULL);
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pinfo = g_object_get_data (G_OBJECT (window), "moo-position-info");
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if (pinfo)
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g_signal_handlers_disconnect_by_func (window, (gpointer) configure_event, pinfo);
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pinfo = g_new0 (PositionInfo, 1);
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pinfo->key_maximized = moo_prefs_make_key (prefs_key, "maximized", NULL);
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pinfo->key_width = moo_prefs_make_key (prefs_key, "width", NULL);
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pinfo->key_height = moo_prefs_make_key (prefs_key, "height", NULL);
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pinfo->key_x = moo_prefs_make_key (prefs_key, "x", NULL);
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pinfo->key_y = moo_prefs_make_key (prefs_key, "y", NULL);
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pinfo->remember_position = remember_position;
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moo_prefs_create_key (pinfo->key_maximized, MOO_PREFS_STATE, G_TYPE_BOOLEAN, FALSE);
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moo_prefs_create_key (pinfo->key_width, MOO_PREFS_STATE, G_TYPE_INT, -1);
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moo_prefs_create_key (pinfo->key_height, MOO_PREFS_STATE, G_TYPE_INT, -1);
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if (remember_position)
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{
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moo_prefs_create_key (pinfo->key_x, MOO_PREFS_STATE, G_TYPE_INT, G_MAXINT);
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moo_prefs_create_key (pinfo->key_y, MOO_PREFS_STATE, G_TYPE_INT, G_MAXINT);
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}
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g_object_set_data_full (G_OBJECT (window), "moo-position-info",
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pinfo, (GDestroyNotify) position_info_free);
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set_initial_size (window, pinfo);
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g_signal_connect (window, "configure-event",
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G_CALLBACK (configure_event), pinfo);
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}
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