mirror of
https://github.com/libretro/scummvm.git
synced 2024-12-21 09:21:08 +00:00
124 lines
4.0 KiB
C++
124 lines
4.0 KiB
C++
/* ScummVM - Graphic Adventure Engine
|
|
*
|
|
* ScummVM is the legal property of its developers, whose names
|
|
* are too numerous to list here. Please refer to the COPYRIGHT
|
|
* file distributed with this source distribution.
|
|
*
|
|
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
|
|
*
|
|
*/
|
|
|
|
#include "common/str.h"
|
|
#include "common/system.h"
|
|
#include "gui/message.h"
|
|
#include "gui/gui-manager.h"
|
|
#include "gui/ThemeEval.h"
|
|
#include "gui/widget.h"
|
|
|
|
namespace GUI {
|
|
|
|
enum {
|
|
kOkCmd = 'OK ',
|
|
kCancelCmd = 'CNCL'
|
|
};
|
|
|
|
|
|
// TODO: The default button should be visibly distinct from the alternate button
|
|
|
|
MessageDialog::MessageDialog(const Common::String &message, const char *defaultButton, const char *altButton)
|
|
: Dialog(30, 20, 260, 124) {
|
|
|
|
const int screenW = g_system->getOverlayWidth();
|
|
const int screenH = g_system->getOverlayHeight();
|
|
|
|
int buttonWidth = g_gui.xmlEval()->getVar("Globals.Button.Width", 0);
|
|
int buttonHeight = g_gui.xmlEval()->getVar("Globals.Button.Height", 0);
|
|
|
|
// First, determine the size the dialog needs. For this we have to break
|
|
// down the string into lines, and taking the maximum of their widths.
|
|
// Using this, and accounting for the space the button(s) need, we can set
|
|
// the real size of the dialog
|
|
Common::Array<Common::String> lines;
|
|
int lineCount, okButtonPos, cancelButtonPos;
|
|
int maxlineWidth = g_gui.getFont().wordWrapText(message, screenW - 2 * 20, lines);
|
|
|
|
// Calculate the desired dialog size (maxing out at 300*180 for now)
|
|
if (altButton)
|
|
_w = MAX(maxlineWidth, (2 * buttonWidth) + 10) + 20;
|
|
else
|
|
_w = MAX(maxlineWidth, buttonWidth) + 20;
|
|
|
|
lineCount = lines.size();
|
|
|
|
_h = 16;
|
|
if (defaultButton || altButton)
|
|
_h += buttonHeight + 8;
|
|
|
|
// Limit the number of lines so that the dialog still fits on the screen.
|
|
if (lineCount > (screenH - 20 - _h) / kLineHeight) {
|
|
lineCount = (screenH - 20 - _h) / kLineHeight;
|
|
}
|
|
_h += lineCount * kLineHeight;
|
|
|
|
// Center the dialog
|
|
_x = (screenW - _w) / 2;
|
|
_y = (screenH - _h) / 2;
|
|
|
|
// Each line is represented by one static text item.
|
|
for (int i = 0; i < lineCount; i++) {
|
|
new StaticTextWidget(this, 10, 10 + i * kLineHeight, maxlineWidth, kLineHeight,
|
|
lines[i], Graphics::kTextAlignCenter);
|
|
}
|
|
|
|
if (defaultButton && altButton) {
|
|
okButtonPos = (_w - (buttonWidth * 2)) / 2;
|
|
cancelButtonPos = ((_w - (buttonWidth * 2)) / 2) + buttonWidth + 10;
|
|
} else {
|
|
okButtonPos = cancelButtonPos = (_w - buttonWidth) / 2;
|
|
}
|
|
|
|
if (defaultButton)
|
|
new ButtonWidget(this, okButtonPos, _h - buttonHeight - 8, buttonWidth, buttonHeight, defaultButton, 0, kOkCmd, Common::ASCII_RETURN); // Confirm dialog
|
|
|
|
if (altButton)
|
|
new ButtonWidget(this, cancelButtonPos, _h - buttonHeight - 8, buttonWidth, buttonHeight, altButton, 0, kCancelCmd, Common::ASCII_ESCAPE); // Cancel dialog
|
|
}
|
|
|
|
void MessageDialog::handleCommand(CommandSender *sender, uint32 cmd, uint32 data) {
|
|
// FIXME: It's a really bad thing that we use two arbitrary constants
|
|
if (cmd == kOkCmd) {
|
|
setResult(kMessageOK);
|
|
close();
|
|
} else if (cmd == kCancelCmd) {
|
|
setResult(kMessageCancel);
|
|
close();
|
|
} else {
|
|
Dialog::handleCommand(sender, cmd, data);
|
|
}
|
|
}
|
|
|
|
TimedMessageDialog::TimedMessageDialog(const Common::String &message, uint32 duration)
|
|
: MessageDialog(message, 0, 0) {
|
|
_timer = g_system->getMillis() + duration;
|
|
}
|
|
|
|
void TimedMessageDialog::handleTickle() {
|
|
MessageDialog::handleTickle();
|
|
if (g_system->getMillis() > _timer)
|
|
close();
|
|
}
|
|
|
|
} // End of namespace GUI
|