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https://github.com/MidnightCommander/mc
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I'm a turbo-idiot. It helps to add the files. - Federico
This commit is contained in:
Miguel de Icaza
parent
5d67b4ea51
commit
2fc63b70f2
363
gnome/gdesktop-prefs.c
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363
gnome/gdesktop-prefs.c
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/* Desktop preferences box for the Midnight Commander
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*
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* Copyright (C) 1999 The Free Software Foundation
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*
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* Author: Federico Mena <federico@nuclecu.unam.mx>
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*/
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#include <config.h>
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#include <gnome.h>
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#include "gdesktop-prefs.h"
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#include "gdesktop.h"
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/* Size of the icon position box */
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#define ICON_POS_WIDTH 120
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#define ICON_POS_HEIGHT 90
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#define ICON_POS_INTERVAL 10
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struct point {
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int x, y;
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};
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/* Structure to hold preferences information */
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struct _GDesktopPrefs {
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/* Property box we are attached to */
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GnomePropertyBox *pbox;
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/* Canvas for the miniature icons */
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GtkWidget *canvas;
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/* Group that holds the miniature icons */
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GnomeCanvasItem *group;
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/* Icon position flags */
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guint right_to_left : 1;
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guint bottom_to_top : 1;
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guint rows_not_columns : 1;
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/* Icon positioning options */
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GtkWidget *auto_placement;
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GtkWidget *snap_icons;
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/* Icon shape options */
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GtkWidget *use_shaped_icons;
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GtkWidget *use_shaped_text;
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};
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/* Creates the canvas items that represent a mini-icon */
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static void
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create_mini_icon (GnomeCanvasGroup *group, int x, int y, guint color)
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{
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gnome_canvas_item_new (group,
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gnome_canvas_rect_get_type (),
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"x1", (double) (x - 1),
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"y1", (double) (y - 2),
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"x2", (double) (x + 1),
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"y2", (double) y,
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"fill_color_rgba", color,
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NULL);
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gnome_canvas_item_new (group,
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gnome_canvas_rect_get_type (),
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"x1", (double) (x - 2),
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"y1", (double) (y + 2),
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"x2", (double) (x + 2),
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"y2", (double) (y + 3),
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"fill_color_rgba", color,
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NULL);
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}
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/* Re-create the icon position mini-icons */
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static void
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create_mini_icons (GDesktopPrefs *dp, int r2l, int b2t, int rows)
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{
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GtkStyle *style;
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GdkColor *c;
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guint color;
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int i, j;
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int max_j;
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int x, y;
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int dx, dy;
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int ox, oy;
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dp->right_to_left = r2l ? TRUE : FALSE;
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dp->bottom_to_top = b2t ? TRUE : FALSE;
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dp->rows_not_columns = rows ? TRUE : FALSE;
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/* Compute color for mini icons */
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style = gtk_widget_get_style (GTK_WIDGET (dp->canvas));
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c = &style->fg[GTK_STATE_NORMAL];
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color = ((c->red & 0xff00) << 8) | (c->green & 0xff00) | (c->blue >> 8) | 0xff;
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if (dp->group)
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gtk_object_destroy (GTK_OBJECT (dp->group));
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dp->group = gnome_canvas_item_new (gnome_canvas_root (GNOME_CANVAS (dp->canvas)),
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gnome_canvas_group_get_type (),
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NULL);
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if (dp->right_to_left) {
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ox = ICON_POS_WIDTH - ICON_POS_INTERVAL;
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dx = -ICON_POS_INTERVAL;
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} else {
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ox = ICON_POS_INTERVAL;
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dx = ICON_POS_INTERVAL;
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}
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if (dp->bottom_to_top) {
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oy = ICON_POS_HEIGHT - ICON_POS_INTERVAL;
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dy = -ICON_POS_INTERVAL;
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} else {
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oy = ICON_POS_INTERVAL;
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dy = ICON_POS_INTERVAL;
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}
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if (dp->rows_not_columns)
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y = oy;
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else
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x = ox;
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for (i = 0; i < 2; i++) {
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if (dp->rows_not_columns) {
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x = ox;
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max_j = (i == 1) ? (ICON_POS_WIDTH / 2) : ICON_POS_WIDTH;
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} else {
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y = oy;
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max_j = (i == 1) ? (ICON_POS_HEIGHT / 2) : ICON_POS_HEIGHT;
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}
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for (j = ICON_POS_INTERVAL; j < max_j; j += ICON_POS_INTERVAL) {
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create_mini_icon (GNOME_CANVAS_GROUP (dp->group), x, y, color);
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if (dp->rows_not_columns)
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x += dx;
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else
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y += dy;
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}
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if (dp->rows_not_columns)
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y += dy;
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else
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x += dx;
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}
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}
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/* Handler for button presses on the icon position canvas */
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static gint
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button_press (GtkWidget *widget, GdkEventButton *event, gpointer data)
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{
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GDesktopPrefs *dp;
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int r2l;
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int b2t;
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int dx, dy;
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int rows;
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dp = data;
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if (!(event->type == GDK_BUTTON_PRESS && event->button == 1))
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return FALSE;
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if (event->x > ICON_POS_WIDTH / 2) {
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r2l = TRUE;
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dx = ICON_POS_WIDTH - event->x;
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} else {
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r2l = FALSE;
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dx = event->x;
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}
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if (event->y > ICON_POS_HEIGHT / 2) {
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b2t = TRUE;
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dy = ICON_POS_HEIGHT - event->y;
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} else {
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b2t = FALSE;
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dy = event->y;
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}
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if (dx < dy)
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rows = FALSE;
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else
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rows = TRUE;
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create_mini_icons (dp, r2l, b2t, rows);
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gnome_property_box_changed (dp->pbox);
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return TRUE;
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}
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/* Creates the canvas widget and items to configure icon position */
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static GtkWidget *
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create_icon_pos (GDesktopPrefs *dp)
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{
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dp->canvas = gnome_canvas_new ();
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gtk_widget_set_usize (dp->canvas, ICON_POS_WIDTH, ICON_POS_HEIGHT);
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gnome_canvas_set_scroll_region (GNOME_CANVAS (dp->canvas),
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0.0, 0.0, ICON_POS_WIDTH, ICON_POS_HEIGHT);
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gtk_signal_connect (GTK_OBJECT (dp->canvas), "button_press_event",
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GTK_SIGNAL_FUNC (button_press),
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dp);
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create_mini_icons (dp, desktop_arr_r2l, desktop_arr_b2t, desktop_arr_rows);
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return dp->canvas;
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}
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/* Callback used to notify a property box when a toggle button is toggled */
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static void
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toggled (GtkWidget *w, gpointer data)
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{
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gnome_property_box_changed (GNOME_PROPERTY_BOX (data));
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}
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/* Creates a check box that will notify a property box when it changes */
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static GtkWidget *
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create_check_box (char *text, int state, GnomePropertyBox *pbox)
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{
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GtkWidget *w;
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w = gtk_check_button_new_with_label (text);
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gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (w), state);
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gtk_signal_connect (GTK_OBJECT (w), "toggled",
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GTK_SIGNAL_FUNC (toggled),
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pbox);
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return w;
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}
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/* Creates the widgets that are used to configure icon position and snapping */
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static GtkWidget *
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create_position_widgets (GDesktopPrefs *dp)
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{
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GtkWidget *vbox;
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GtkWidget *w;
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GtkWidget *frame;
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vbox = gtk_vbox_new (FALSE, GNOME_PAD_SMALL);
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/* Icon position */
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w = gtk_label_new (_("Icon position"));
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gtk_misc_set_alignment (GTK_MISC (w), 0.0, 0.5);
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gtk_box_pack_start (GTK_BOX (vbox), w, FALSE, FALSE, 0);
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w = gtk_alignment_new (0.0, 0.0, 0.0, 0.0);
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gtk_box_pack_start (GTK_BOX (vbox), w, FALSE, FALSE, 0);
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frame = gtk_frame_new (NULL);
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gtk_frame_set_shadow_type (GTK_FRAME (frame), GTK_SHADOW_IN);
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gtk_container_add (GTK_CONTAINER (w), frame);
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w = create_icon_pos (dp);
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gtk_container_add (GTK_CONTAINER (frame), w);
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/* Snap and placement */
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dp->auto_placement = create_check_box (_("Automatic icon placement"),
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desktop_auto_placement, dp->pbox);
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gtk_box_pack_start (GTK_BOX (vbox), dp->auto_placement, FALSE, FALSE, 0);
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dp->snap_icons = create_check_box (_("Snap icons to grid"),
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desktop_snap_icons, dp->pbox);
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gtk_box_pack_start (GTK_BOX (vbox), dp->snap_icons, FALSE, FALSE, 0);
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return vbox;
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}
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/* Creates the widgets that are used to configure the icon shape */
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static GtkWidget *
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create_shape_widgets (GDesktopPrefs *dp)
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{
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GtkWidget *vbox;
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vbox = gtk_vbox_new (FALSE, GNOME_PAD_SMALL);
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dp->use_shaped_icons = create_check_box (_("Use shaped icons"),
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desktop_use_shaped_icons, dp->pbox);
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gtk_box_pack_start (GTK_BOX (vbox), dp->use_shaped_icons, FALSE, FALSE, 0);
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dp->use_shaped_text = create_check_box (_("Use shaped text"),
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desktop_use_shaped_text, dp->pbox);
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gtk_box_pack_start (GTK_BOX (vbox), dp->use_shaped_text, FALSE, FALSE, 0);
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return vbox;
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}
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/* Callback to destroy the desktop preferences data */
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static void
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destroy (GtkObject *object, gpointer data)
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{
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GDesktopPrefs *dp;
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dp = data;
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g_free (dp);
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}
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/* Creates all the widgets in the desktop preferences page */
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static GtkWidget *
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create_widgets (GDesktopPrefs *dp)
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{
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GtkWidget *hbox;
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GtkWidget *w;
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hbox = gtk_hbox_new (FALSE, GNOME_PAD_SMALL);
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gtk_container_set_border_width (GTK_CONTAINER (hbox), GNOME_PAD_SMALL);
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gtk_signal_connect (GTK_OBJECT (hbox), "destroy",
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GTK_SIGNAL_FUNC (destroy),
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dp);
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w = create_position_widgets (dp);
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gtk_box_pack_start (GTK_BOX (hbox), w, TRUE, TRUE, 0);
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w = create_shape_widgets (dp);
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gtk_box_pack_start (GTK_BOX (hbox), w, TRUE, TRUE, 0);
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gtk_widget_show_all (hbox);
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return hbox;
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}
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/* Creates the desktop preferences page */
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GDesktopPrefs *
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desktop_prefs_new (GnomePropertyBox *pbox)
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{
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GDesktopPrefs *dp;
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GtkWidget *page;
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g_return_val_if_fail (pbox != NULL, NULL);
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dp = g_new0 (GDesktopPrefs, 1);
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dp->pbox = pbox;
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page = create_widgets (dp);
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gnome_property_box_append_page (pbox, page, gtk_label_new (_("Desktop")));
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return dp;
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}
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/* Applies the changes in the desktop preferences page */
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void
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desktop_prefs_apply (GDesktopPrefs *dp)
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{
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g_return_if_fail (dp != NULL);
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desktop_arr_r2l = dp->right_to_left;
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desktop_arr_b2t = dp->bottom_to_top;
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desktop_arr_rows = dp->rows_not_columns;
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desktop_auto_placement = gtk_toggle_button_get_active (
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GTK_TOGGLE_BUTTON (dp->auto_placement));
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desktop_snap_icons = gtk_toggle_button_get_active (
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GTK_TOGGLE_BUTTON (dp->snap_icons));
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desktop_use_shaped_icons = gtk_toggle_button_get_active (
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GTK_TOGGLE_BUTTON (dp->use_shaped_icons));
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desktop_use_shaped_text = gtk_toggle_button_get_active (
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GTK_TOGGLE_BUTTON (dp->use_shaped_text));
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desktop_reload_icons (FALSE, 0, 0);
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}
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18
gnome/gdesktop-prefs.h
Normal file
18
gnome/gdesktop-prefs.h
Normal file
@ -0,0 +1,18 @@
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/* Desktop preferences box for the Midnight Commander
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*
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* Copyright (C) 1999 The Free Software Foundation
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*
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* Author: Federico Mena <federico@nuclecu.unam.mx>
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*/
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#ifndef GDESKTOP_PREFS_H
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#define GDESKTOP_PREFS_H
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#include <libgnomeui/gnome-propertybox.h>
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typedef struct _GDesktopPrefs GDesktopPrefs;
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GDesktopPrefs *desktop_prefs_new (GnomePropertyBox *pbox);
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void desktop_prefs_apply (GDesktopPrefs *dp);
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#endif
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