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// Emacs style mode select -*- C++ -*-
//-----------------------------------------------------------------------------
//
// Copyright(C) 2006 Simon Howard
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License
// as published by the Free Software Foundation; either version 2
// of the License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
// 02111-1307, USA.
//
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "doomkeys.h"
#include "m_misc.h"
#include "txt_mouseinput.h"
#include "txt_gui.h"
#include "txt_io.h"
#include "txt_label.h"
#include "txt_window.h"
#define MOUSE_INPUT_WIDTH 8
static int MousePressCallback(txt_window_t *window,
int x, int y, int b,
TXT_UNCAST_ARG(mouse_input))
{
TXT_CAST_ARG(txt_mouse_input_t, mouse_input);
// Got the mouse press. Save to the variable and close the window.
*mouse_input->variable = b - TXT_MOUSE_BASE;
if (mouse_input->check_conflicts)
{
TXT_EmitSignal(mouse_input, "set");
}
TXT_CloseWindow(window);
return 1;
}
static void OpenPromptWindow(txt_mouse_input_t *mouse_input)
{
txt_window_t *window;
// Silently update when the shift key is held down.
mouse_input->check_conflicts = !TXT_GetModifierState(TXT_MOD_SHIFT);
window = TXT_MessageBox(NULL, "Press the new mouse button...");
TXT_SetMouseListener(window, MousePressCallback, mouse_input);
}
static void TXT_MouseInputSizeCalc(TXT_UNCAST_ARG(mouse_input))
{
TXT_CAST_ARG(txt_mouse_input_t, mouse_input);
// All mouseinputs are the same size.
mouse_input->widget.w = MOUSE_INPUT_WIDTH;
mouse_input->widget.h = 1;
}
static void GetMouseButtonDescription(int button, char *buf, size_t buf_len)
{
switch (button)
{
case 0:
M_StringCopy(buf, "LEFT", buf_len);
break;
case 1:
M_StringCopy(buf, "RIGHT", buf_len);
break;
case 2:
M_StringCopy(buf, "MID", buf_len);
break;
default:
M_snprintf(buf, buf_len, "BUTTON #%i", button + 1);
break;
}
}
static void TXT_MouseInputDrawer(TXT_UNCAST_ARG(mouse_input))
{
TXT_CAST_ARG(txt_mouse_input_t, mouse_input);
char buf[20];
int i;
if (*mouse_input->variable < 0)
{
M_StringCopy(buf, "(none)", sizeof(buf));
}
else
{
GetMouseButtonDescription(*mouse_input->variable, buf, sizeof(buf));
}
TXT_SetWidgetBG(mouse_input);
TXT_FGColor(TXT_COLOR_BRIGHT_WHITE);
TXT_DrawString(buf);
for (i=strlen(buf); i<MOUSE_INPUT_WIDTH; ++i)
{
TXT_DrawString(" ");
}
}
static void TXT_MouseInputDestructor(TXT_UNCAST_ARG(mouse_input))
{
}
static int TXT_MouseInputKeyPress(TXT_UNCAST_ARG(mouse_input), int key)
{
TXT_CAST_ARG(txt_mouse_input_t, mouse_input);
if (key == KEY_ENTER)
{
// Open a window to prompt for the new mouse press
OpenPromptWindow(mouse_input);
return 1;
}
if (key == KEY_BACKSPACE || key == KEY_DEL)
{
*mouse_input->variable = -1;
}
return 0;
}
static void TXT_MouseInputMousePress(TXT_UNCAST_ARG(widget), int x, int y, int b)
{
TXT_CAST_ARG(txt_mouse_input_t, widget);
// Clicking is like pressing enter
if (b == TXT_MOUSE_LEFT)
{
TXT_MouseInputKeyPress(widget, KEY_ENTER);
}
}
txt_widget_class_t txt_mouse_input_class =
{
TXT_AlwaysSelectable,
TXT_MouseInputSizeCalc,
TXT_MouseInputDrawer,
TXT_MouseInputKeyPress,
TXT_MouseInputDestructor,
TXT_MouseInputMousePress,
NULL,
};
txt_mouse_input_t *TXT_NewMouseInput(int *variable)
{
txt_mouse_input_t *mouse_input;
mouse_input = malloc(sizeof(txt_mouse_input_t));
TXT_InitWidget(mouse_input, &txt_mouse_input_class);
mouse_input->variable = variable;
return mouse_input;
}
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