169 lines
4 KiB
C
169 lines
4 KiB
C
//
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// Copyright(C) 2005-2014 Simon Howard
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//
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// This program is free software; you can redistribute it and/or
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// modify it under the terms of the GNU General Public License
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// as published by the Free Software Foundation; either version 2
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// of the License, or (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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#include <stdlib.h>
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#include <string.h>
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#include <ctype.h>
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#include "doomkeys.h"
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#include "txt_window_action.h"
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#include "txt_gui.h"
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#include "txt_io.h"
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#include "txt_main.h"
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#include "txt_window.h"
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static void TXT_WindowActionSizeCalc(TXT_UNCAST_ARG(action))
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{
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TXT_CAST_ARG(txt_window_action_t, action);
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char buf[10];
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TXT_GetKeyDescription(action->key, buf, sizeof(buf));
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// Width is label length, plus key description length, plus '='
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// and two surrounding spaces.
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action->widget.w = strlen(action->label) + strlen(buf) + 3;
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action->widget.h = 1;
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}
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static void TXT_WindowActionDrawer(TXT_UNCAST_ARG(action))
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{
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TXT_CAST_ARG(txt_window_action_t, action);
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char buf[10];
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TXT_GetKeyDescription(action->key, buf, sizeof(buf));
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if (TXT_HoveringOverWidget(action))
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{
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TXT_BGColor(TXT_COLOR_BLACK, 0);
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}
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TXT_DrawString(" ");
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TXT_FGColor(TXT_COLOR_BRIGHT_GREEN);
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TXT_DrawString(buf);
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TXT_FGColor(TXT_COLOR_BRIGHT_CYAN);
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TXT_DrawString("=");
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TXT_FGColor(TXT_COLOR_BRIGHT_WHITE);
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TXT_DrawString(action->label);
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TXT_DrawString(" ");
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}
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static void TXT_WindowActionDestructor(TXT_UNCAST_ARG(action))
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{
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TXT_CAST_ARG(txt_window_action_t, action);
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free(action->label);
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}
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static int TXT_WindowActionKeyPress(TXT_UNCAST_ARG(action), int key)
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{
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TXT_CAST_ARG(txt_window_action_t, action);
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if (tolower(key) == tolower(action->key))
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{
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TXT_EmitSignal(action, "pressed");
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return 1;
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}
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return 0;
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}
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static void TXT_WindowActionMousePress(TXT_UNCAST_ARG(action),
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int x, int y, int b)
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{
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TXT_CAST_ARG(txt_window_action_t, action);
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// Simulate a press of the key
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if (b == TXT_MOUSE_LEFT)
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{
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TXT_WindowActionKeyPress(action, action->key);
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}
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}
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txt_widget_class_t txt_window_action_class =
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{
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TXT_AlwaysSelectable,
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TXT_WindowActionSizeCalc,
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TXT_WindowActionDrawer,
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TXT_WindowActionKeyPress,
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TXT_WindowActionDestructor,
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TXT_WindowActionMousePress,
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NULL,
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};
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txt_window_action_t *TXT_NewWindowAction(int key, const char *label)
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{
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txt_window_action_t *action;
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action = malloc(sizeof(txt_window_action_t));
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TXT_InitWidget(action, &txt_window_action_class);
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action->key = key;
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action->label = strdup(label);
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return action;
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}
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static void WindowCloseCallback(TXT_UNCAST_ARG(widget), TXT_UNCAST_ARG(window))
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{
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TXT_CAST_ARG(txt_window_t, window);
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TXT_CloseWindow(window);
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}
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static void WindowSelectCallback(TXT_UNCAST_ARG(widget), TXT_UNCAST_ARG(window))
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{
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TXT_CAST_ARG(txt_window_t, window);
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TXT_WidgetKeyPress(window, KEY_ENTER);
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}
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// An action with the name "close" the closes the window
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txt_window_action_t *TXT_NewWindowEscapeAction(txt_window_t *window)
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{
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txt_window_action_t *action;
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action = TXT_NewWindowAction(KEY_ESCAPE, "Close");
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TXT_SignalConnect(action, "pressed", WindowCloseCallback, window);
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return action;
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}
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// Exactly the same as the above, but the button is named "abort"
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txt_window_action_t *TXT_NewWindowAbortAction(txt_window_t *window)
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{
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txt_window_action_t *action;
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action = TXT_NewWindowAction(KEY_ESCAPE, "Abort");
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TXT_SignalConnect(action, "pressed", WindowCloseCallback, window);
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return action;
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}
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txt_window_action_t *TXT_NewWindowSelectAction(txt_window_t *window)
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{
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txt_window_action_t *action;
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action = TXT_NewWindowAction(KEY_ENTER, "Select");
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TXT_SignalConnect(action, "pressed", WindowSelectCallback, window);
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return action;
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}
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