Dogcows Code - chaz/openbox/blob - openbox/prompt.h

   1 /* -*- indent-tabs-mode: nil; tab-width: 4; c-basic-offset: 4; -*-
   2
   3    prompt.h for the Openbox window manager
   4    Copyright (c) 2008        Dana Jansens
   5
   6    This program is free software; you can redistribute it and/or modify
   7    it under the terms of the GNU General Public License as published by
   8    the Free Software Foundation; either version 2 of the License, or
   9    (at your option) any later version.
  10
  11    This program is distributed in the hope that it will be useful,
  12    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14    GNU General Public License for more details.
  15
  16    See the COPYING file for a copy of the GNU General Public License.
  17 */
  18
  19 #ifndef ob__prompt_h
  20 #define ob__prompt_h
  21
  22 #include "window.h"
  23 #include "geom.h"
  24 #include "render/render.h"
  25 #include <glib.h>
  26 #include <X11/Xlib.h>
  27
  28 typedef struct _ObPrompt       ObPrompt;
  29 typedef struct _ObPromptElement ObPromptElement;
  30 typedef struct _ObPromptAnswer ObPromptAnswer;
  31
  32 typedef gboolean (*ObPromptCallback)(ObPrompt *p, gint result, gpointer data);
  33 typedef void (*ObPromptCleanup)(ObPrompt *p, gpointer data);
  34
  35 struct _ObPromptElement {
  36     gchar *text;
  37     Window window;
  38
  39     gint x, y, width, height;
  40     gboolean pressed;
  41     gint result;
  42 };
  43
  44 struct _ObPrompt
  45 {
  46     InternalWindow super;
  47     gint ref;
  48
  49     guint event_mask;
  50
  51     /* keep a copy of this because we re-render things that may need it
  52        (i.e. the buttons) */
  53     RrAppearance *a_bg;
  54
  55     gboolean mapped;
  56     gint width, height;
  57     gint msg_wbound;
  58
  59     ObPromptElement msg;
  60
  61     /* one for each answer */
  62     ObPromptElement *button;
  63     gint n_buttons;
  64
  65     /* points to the button with the focus */
  66     ObPromptElement *focus;
  67     /* the default button to have selected */
  68     gint default_result;
  69     /* the cancel result if the dialog is closed */
  70     gint cancel_result;
  71
  72     ObPromptCallback func;
  73     ObPromptCleanup cleanup;
  74     gpointer data;
  75 };
  76
  77 struct _ObPromptAnswer {
  78     const gchar *text;
  79     gint result;
  80 };
  81
  82 void prompt_startup(gboolean reconfig);
  83 void prompt_shutdown(gboolean reconfig);
  84
  85 /*! Create a new prompt
  86   @param answers A number of ObPromptAnswers which define the buttons which
  87                  will appear in the dialog from left to right, and the result
  88                  returned when they are selected.
  89   @param n_answers The number of answers
  90   @param default_result The result for the answer button selected by default
  91   @param cancel_result The result that is given if the dialog is closed instead
  92          of having a button presssed
  93   @param func The callback function which is called when the dialog is closed
  94          or a button is pressed
  95   @param cleanup The cleanup function which is called if the prompt system
  96          is shutting down, and someone is still holding a reference to the
  97          prompt.  This callback should cause the prompt's refcount to go to
  98          zero so it can be freed, and free any other memory associated with
  99          the prompt.  The cleanup function is also called if the prompt's
 100          callback function returns TRUE.
 101   @param data User defined data which will be passed to the callback
 102 */
 103 ObPrompt* prompt_new(const gchar *msg, const gchar *title,
 104                      const ObPromptAnswer *answers, gint n_answers,
 105                      gint default_result, gint cancel_result,
 106                      ObPromptCallback func, ObPromptCleanup cleanup,
 107                      gpointer data);
 108 void prompt_ref(ObPrompt *self);
 109 void prompt_unref(ObPrompt *self);
 110
 111 /*! Show the prompt.  It will be centered within the given area rectangle */
 112 void prompt_show(ObPrompt *self, struct _ObClient *parent, gboolean modal);
 113 void prompt_hide(ObPrompt *self);
 114
 115 gboolean prompt_key_event(ObPrompt *self, XEvent *e);
 116 gboolean prompt_mouse_event(ObPrompt *self, XEvent *e);
 117 void prompt_cancel(ObPrompt *self);
 118
 119 ObPrompt* prompt_show_message(const gchar *msg, const gchar *title,
 120                               const gchar *answer);
 121
 122 #endif