src/client/yes_no_dialog.c

   1 #include <stdlib.h>
   2 #include <assert.h>
   3
   4 #include "main.h"
   5 #include "list.h"
   6
   7 #include "interface.h"
   8 #include "hotKey.h"
   9 #include "yes_no_dialog.h"
  10 #include "image.h"
  11 #include "font.h"
  12
  13 #include "widget.h"
  14 #include "widget_label.h"
  15 #include "widget_button.h"
  16
  17 static image_t *g_background;
  18
  19 static widget_t *widgetLabelMsg;
  20
  21 static widget_t *widgetButtonYes;
  22 static widget_t *widgetButtonNo;
  23
  24 static void (*handle_yes)(void *param);
  25 static void (*handle_no)(void *param);
  26 static void *param;
  27 static bool_t active_dialog;
  28
  29 static void eventWidget(void *p)
  30 {
  31         widget_t *button;
  32
  33         button = (widget_t *) p;
  34
  35         yes_no_dialog_set_active(FALSE);
  36
  37         if (button == widgetButtonYes) {
  38                 handle_yes(param);
  39         }
  40
  41         if (button == widgetButtonNo) {
  42                 handle_no(param);
  43         }
  44 }
  45
  46 void yes_no_dialog_init()
  47 {
  48         active_dialog = FALSE;
  49
  50         g_background = image_get(IMAGE_GROUP_BASE, "screen_main");
  51
  52         widgetLabelMsg = label_new("empty label", WINDOW_SIZE_X / 2,
  53                                    YES_NO_DIALOG_LOCATIN_Y + 20,
  54                                    WIDGET_LABEL_CENTER);
  55
  56         widgetButtonYes = button_new(_("Yes"), YES_NO_DIALOG_LOCATIN_X + 20,
  57                                       YES_NO_DIALOG_LOCATIN_Y + 60,
  58                                       eventWidget);
  59
  60         widgetButtonNo = button_new(_("No"), YES_NO_DIALOG_LOCATIN_X + 20 +
  61                                                  WIDGET_BUTTON_WIDTH + 20,
  62                                       YES_NO_DIALOG_LOCATIN_Y + 60,
  63                                       eventWidget);
  64 }
  65
  66 static void hotkey_escape()
  67 {
  68         yes_no_dialog_set_active(FALSE);
  69         handle_no(param);
  70 }
  71
  72 void yes_no_dialog_set_active(bool_t active)
  73 {
  74         active_dialog = active;
  75
  76         if (active_dialog == TRUE) {
  77                 hot_key_register(SDLK_ESCAPE, hotkey_escape);
  78         } else {
  79                 hot_key_unregister(SDLK_ESCAPE);
  80         }
  81 }
  82
  83 bool_t yes_no_dialog_is_active()
  84 {
  85         return active_dialog;
  86 }
  87
  88 void yes_no_dialog_set(char *label, void *function_yes, void *function_no, void *p_param)
  89 {
  90         label_destroy(widgetLabelMsg);
  91
  92         widgetLabelMsg = label_new(label, WINDOW_SIZE_X / 2,
  93                                    YES_NO_DIALOG_LOCATIN_Y + 20,
  94                                    WIDGET_LABEL_CENTER);
  95
  96         handle_yes = function_yes;
  97         handle_no = function_no;
  98         param = p_param;
  99 }
 100
 101 void yes_no_dialog_draw()
 102 {
 103         if (active_dialog == FALSE) {
 104                 return;
 105         }
 106
 107         image_draw(g_background, YES_NO_DIALOG_LOCATIN_X,
 108                                  YES_NO_DIALOG_LOCATIN_Y,
 109                                  YES_NO_DIALOG_LOCATIN_X,
 110                                  YES_NO_DIALOG_LOCATIN_Y,
 111                                  YES_NO_DIALOG_SIZE_X,
 112                                  YES_NO_DIALOG_SIZE_Y);
 113
 114         label_draw(widgetLabelMsg);
 115         button_draw(widgetButtonYes);
 116         button_draw(widgetButtonNo);
 117 }
 118
 119 void yes_no_dialog_event()
 120 {
 121         if (active_dialog == FALSE) {
 122                 return;
 123         }
 124
 125         button_event(widgetButtonYes);
 126         button_event(widgetButtonNo);
 127 }
 128
 129 void yes_no_dialog_quit()
 130 {
 131         label_destroy(widgetLabelMsg);
 132         button_destroy(widgetButtonYes);
 133         button_destroy(widgetButtonNo);
 134 }