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Location: cpp/openttd-patchpack/source/src/osk_gui.cpp - annotation
r10907:3616576a3216
14.5 KiB
text/x-c
(svn r15242) -Feature: allow moving clients between companies/spectators by the server and the clients themselves (dihedral)
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r8737:36bd0e7321ea r8737:36bd0e7321ea r8737:36bd0e7321ea r8737:36bd0e7321ea r8737:36bd0e7321ea r8737:36bd0e7321ea r8737:36bd0e7321ea r8737:36bd0e7321ea r8737:36bd0e7321ea r8737:36bd0e7321ea r8737:36bd0e7321ea r8737:36bd0e7321ea r9314:0cd85d317c52 r8737:36bd0e7321ea r8737:36bd0e7321ea r8737:36bd0e7321ea r8737:36bd0e7321ea r8737:36bd0e7321ea r8737:36bd0e7321ea r8737:36bd0e7321ea r8737:36bd0e7321ea r8737:36bd0e7321ea r9179:660680ae613d r8737:36bd0e7321ea r8737:36bd0e7321ea r8737:36bd0e7321ea r8737:36bd0e7321ea r9179:660680ae613d r8737:36bd0e7321ea | /* $Id$ */
/** @file osk_gui.cpp The On Screen Keyboard GUI */
#include "stdafx.h"
#include "openttd.h"
#include "textbuf_gui.h"
#include "window_gui.h"
#include "string_func.h"
#include "strings_func.h"
#include "debug.h"
#include "window_func.h"
#include "gfx_func.h"
#include "querystring_gui.h"
#include "table/sprites.h"
#include "table/strings.h"
enum OskWidgets {
OSK_WIDGET_TEXT = 3,
OSK_WIDGET_CANCEL = 5,
OSK_WIDGET_OK,
OSK_WIDGET_BACKSPACE,
OSK_WIDGET_SPECIAL,
OSK_WIDGET_CAPS,
OSK_WIDGET_SHIFT,
OSK_WIDGET_SPACE,
OSK_WIDGET_LEFT,
OSK_WIDGET_RIGHT,
OSK_WIDGET_LETTERS
};
char _keyboard_opt[2][OSK_KEYBOARD_ENTRIES * 4 + 1];
static WChar _keyboard[2][OSK_KEYBOARD_ENTRIES];
enum {
KEYS_NONE,
KEYS_SHIFT,
KEYS_CAPS
};
static byte _keystate = KEYS_NONE;
struct OskWindow : public Window {
StringID caption; ///< the caption for this window.
QueryString *qs; ///< text-input
int text_btn; ///< widget number of parent's text field
int ok_btn; ///< widget number of parent's ok button (=0 when ok shouldn't be passed on)
int cancel_btn; ///< widget number of parent's cancel button (=0 when cancel shouldn't be passed on; text will be reverted to original)
Textbuf *text; ///< pointer to parent's textbuffer (to update caret position)
char *orig_str_buf; ///< Original string.
OskWindow(const WindowDesc *desc, QueryStringBaseWindow *parent, int button, int cancel, int ok) : Window(desc)
{
this->parent = parent;
assert(parent != NULL);
this->caption = (parent->widget[button].data != STR_NULL) ? parent->widget[button].data : parent->caption;
this->qs = parent;
this->text_btn = button;
this->cancel_btn = cancel;
this->ok_btn = ok;
this->text = &parent->text;
/* make a copy in case we need to reset later */
this->orig_str_buf = strdup(this->qs->text.buf);
/* Not needed by default. */
this->DisableWidget(OSK_WIDGET_SPECIAL);
this->FindWindowPlacementAndResize(desc);
}
~OskWindow()
{
free(this->orig_str_buf);
}
/**
* Only show valid characters; do not show characters that would
* only insert a space when we have a spacebar to do that or
* characters that are not allowed to be entered.
*/
void ChangeOskDiabledState(bool shift)
{
for (uint i = 0; i < OSK_KEYBOARD_ENTRIES; i++) {
this->SetWidgetDisabledState(OSK_WIDGET_LETTERS + i,
!IsValidChar(_keyboard[shift][i], this->qs->afilter) || _keyboard[shift][i] == ' ');
}
this->SetWidgetDisabledState(OSK_WIDGET_SPACE, !IsValidChar(' ', this->qs->afilter));
}
virtual void OnPaint()
{
bool shift = HasBit(_keystate, KEYS_CAPS) ^ HasBit(_keystate, KEYS_SHIFT);
this->LowerWidget(OSK_WIDGET_TEXT);
this->SetWidgetLoweredState(OSK_WIDGET_SHIFT, HasBit(_keystate, KEYS_SHIFT));
this->SetWidgetLoweredState(OSK_WIDGET_CAPS, HasBit(_keystate, KEYS_CAPS));
this->ChangeOskDiabledState(shift);
SetDParam(0, this->caption);
this->DrawWidgets();
for (uint i = 0; i < OSK_KEYBOARD_ENTRIES; i++) {
DrawCharCentered(_keyboard[shift][i],
this->widget[OSK_WIDGET_LETTERS + i].left + 8,
this->widget[OSK_WIDGET_LETTERS + i].top + 3,
TC_BLACK);
}
this->qs->DrawEditBox(this, OSK_WIDGET_TEXT);
}
virtual void OnClick(Point pt, int widget)
{
/* clicked a letter */
if (widget >= OSK_WIDGET_LETTERS) {
bool shift = HasBit(_keystate, KEYS_CAPS) ^ HasBit(_keystate, KEYS_SHIFT);
WChar c = _keyboard[shift][widget - OSK_WIDGET_LETTERS];
if (!IsValidChar(c, this->qs->afilter)) return;
if (InsertTextBufferChar(&this->qs->text, c)) this->InvalidateWidget(OSK_WIDGET_TEXT);
if (HasBit(_keystate, KEYS_SHIFT)) {
ToggleBit(_keystate, KEYS_SHIFT);
this->widget[OSK_WIDGET_SHIFT].color = HasBit(_keystate, KEYS_SHIFT) ? COLOUR_WHITE : COLOUR_GREY;
this->SetDirty();
}
return;
}
bool delete_this = false;
switch (widget) {
case OSK_WIDGET_BACKSPACE:
if (DeleteTextBufferChar(&this->qs->text, WKC_BACKSPACE)) this->InvalidateWidget(OSK_WIDGET_TEXT);
break;
case OSK_WIDGET_SPECIAL:
/*
* Anything device specific can go here.
* The button itself is hidden by default, and when you need it you
* can not hide it in the create event.
*/
break;
case OSK_WIDGET_CAPS:
ToggleBit(_keystate, KEYS_CAPS);
this->SetDirty();
break;
case OSK_WIDGET_SHIFT:
ToggleBit(_keystate, KEYS_SHIFT);
this->SetDirty();
break;
case OSK_WIDGET_SPACE:
if (InsertTextBufferChar(&this->qs->text, ' ')) this->InvalidateWidget(OSK_WIDGET_TEXT);
break;
case OSK_WIDGET_LEFT:
if (MoveTextBufferPos(&this->qs->text, WKC_LEFT)) this->InvalidateWidget(OSK_WIDGET_TEXT);
break;
case OSK_WIDGET_RIGHT:
if (MoveTextBufferPos(&this->qs->text, WKC_RIGHT)) this->InvalidateWidget(OSK_WIDGET_TEXT);
break;
case OSK_WIDGET_OK:
if (this->qs->orig == NULL || strcmp(this->qs->text.buf, this->qs->orig) != 0) {
/* pass information by simulating a button press on parent window */
if (this->ok_btn != 0) {
this->parent->OnClick(pt, this->ok_btn);
/* Window gets deleted when the parent window removes itself. */
return;
}
}
delete_this = true;
break;
case OSK_WIDGET_CANCEL:
if (this->cancel_btn != 0) { // pass a cancel event to the parent window
this->parent->OnClick(pt, this->cancel_btn);
/* Window gets deleted when the parent window removes itself. */
return;
} else { // or reset to original string
strcpy(qs->text.buf, this->orig_str_buf);
UpdateTextBufferSize(&qs->text);
MoveTextBufferPos(&qs->text, WKC_END);
delete_this = true;
}
break;
}
/* make sure that the parent window's textbox also gets updated */
if (this->parent != NULL) this->parent->InvalidateWidget(this->text_btn);
if (delete_this) delete this;
}
virtual void OnMouseLoop()
{
this->qs->HandleEditBox(this, OSK_WIDGET_TEXT);
/* make the caret of the parent window also blink */
this->parent->InvalidateWidget(this->text_btn);
}
virtual void OnInvalidateData(int)
{
this->InvalidateWidget(OSK_WIDGET_TEXT);
}
};
static const Widget _osk_widgets[] = {
{ WWT_EMPTY, RESIZE_NONE, COLOUR_GREY, 0, 0, 0, 0, 0x0, STR_NULL},
{ WWT_CAPTION, RESIZE_NONE, COLOUR_GREY, 0, 255, 0, 13, STR_012D, STR_NULL},
{ WWT_PANEL, RESIZE_NONE, COLOUR_GREY, 0, 255, 14, 29, 0x0, STR_NULL},
{ WWT_EDITBOX, RESIZE_NONE, COLOUR_GREY, 2, 253, 16, 27, 0x0, STR_NULL},
{ WWT_PANEL, RESIZE_NONE, COLOUR_GREY, 0, 255, 30, 139, 0x0, STR_NULL},
{ WWT_TEXTBTN, RESIZE_NONE, COLOUR_GREY, 3, 108, 35, 46, STR_012E_CANCEL, STR_NULL},
{ WWT_TEXTBTN, RESIZE_NONE, COLOUR_GREY, 111, 216, 35, 46, STR_012F_OK, STR_NULL},
{ WWT_PUSHIMGBTN, RESIZE_NONE, COLOUR_GREY, 219, 252, 35, 46, SPR_OSK_BACKSPACE, STR_NULL},
{ WWT_PUSHIMGBTN, RESIZE_NONE, COLOUR_GREY, 3, 27, 67, 82, SPR_OSK_SPECIAL, STR_NULL},
{ WWT_IMGBTN, RESIZE_NONE, COLOUR_GREY, 3, 36, 85, 100, SPR_OSK_CAPS, STR_NULL},
{ WWT_IMGBTN, RESIZE_NONE, COLOUR_GREY, 3, 27, 103, 118, SPR_OSK_SHIFT, STR_NULL},
{ WWT_PUSHTXTBTN, RESIZE_NONE, COLOUR_GREY, 75, 189, 121, 136, STR_EMPTY, STR_NULL},
{ WWT_PUSHIMGBTN, RESIZE_NONE, COLOUR_GREY, 219, 234, 121, 136, SPR_OSK_LEFT, STR_NULL},
{ WWT_PUSHIMGBTN, RESIZE_NONE, COLOUR_GREY, 237, 252, 121, 136, SPR_OSK_RIGHT, STR_NULL},
{ WWT_PUSHBTN, RESIZE_NONE, COLOUR_GREY, 3, 18, 49, 64, 0x0, STR_NULL},
{ WWT_PUSHBTN, RESIZE_NONE, COLOUR_GREY, 21, 36, 49, 64, 0x0, STR_NULL},
{ WWT_PUSHBTN, RESIZE_NONE, COLOUR_GREY, 39, 54, 49, 64, 0x0, STR_NULL},
{ WWT_PUSHBTN, RESIZE_NONE, COLOUR_GREY, 57, 72, 49, 64, 0x0, STR_NULL},
{ WWT_PUSHBTN, RESIZE_NONE, COLOUR_GREY, 75, 90, 49, 64, 0x0, STR_NULL},
{ WWT_PUSHBTN, RESIZE_NONE, COLOUR_GREY, 93, 108, 49, 64, 0x0, STR_NULL},
{ WWT_PUSHBTN, RESIZE_NONE, COLOUR_GREY, 111, 126, 49, 64, 0x0, STR_NULL},
{ WWT_PUSHBTN, RESIZE_NONE, COLOUR_GREY, 129, 144, 49, 64, 0x0, STR_NULL},
{ WWT_PUSHBTN, RESIZE_NONE, COLOUR_GREY, 147, 162, 49, 64, 0x0, STR_NULL},
{ WWT_PUSHBTN, RESIZE_NONE, COLOUR_GREY, 165, 180, 49, 64, 0x0, STR_NULL},
{ WWT_PUSHBTN, RESIZE_NONE, COLOUR_GREY, 183, 198, 49, 64, 0x0, STR_NULL},
{ WWT_PUSHBTN, RESIZE_NONE, COLOUR_GREY, 201, 216, 49, 64, 0x0, STR_NULL},
{ WWT_PUSHBTN, RESIZE_NONE, COLOUR_GREY, 219, 234, 49, 64, 0x0, STR_NULL},
{ WWT_PUSHBTN, RESIZE_NONE, COLOUR_GREY, 237, 252, 49, 64, 0x0, STR_NULL},
{ WWT_PUSHBTN, RESIZE_NONE, COLOUR_GREY, 30, 45, 67, 82, 0x0, STR_NULL},
{ WWT_PUSHBTN, RESIZE_NONE, COLOUR_GREY, 48, 63, 67, 82, 0x0, STR_NULL},
{ WWT_PUSHBTN, RESIZE_NONE, COLOUR_GREY, 66, 81, 67, 82, 0x0, STR_NULL},
{ WWT_PUSHBTN, RESIZE_NONE, COLOUR_GREY, 84, 99, 67, 82, 0x0, STR_NULL},
{ WWT_PUSHBTN, RESIZE_NONE, COLOUR_GREY, 102, 117, 67, 82, 0x0, STR_NULL},
{ WWT_PUSHBTN, RESIZE_NONE, COLOUR_GREY, 120, 135, 67, 82, 0x0, STR_NULL},
{ WWT_PUSHBTN, RESIZE_NONE, COLOUR_GREY, 138, 153, 67, 82, 0x0, STR_NULL},
{ WWT_PUSHBTN, RESIZE_NONE, COLOUR_GREY, 156, 171, 67, 82, 0x0, STR_NULL},
{ WWT_PUSHBTN, RESIZE_NONE, COLOUR_GREY, 174, 189, 67, 82, 0x0, STR_NULL},
{ WWT_PUSHBTN, RESIZE_NONE, COLOUR_GREY, 192, 207, 67, 82, 0x0, STR_NULL},
{ WWT_PUSHBTN, RESIZE_NONE, COLOUR_GREY, 210, 225, 67, 82, 0x0, STR_NULL},
{ WWT_PUSHBTN, RESIZE_NONE, COLOUR_GREY, 228, 243, 67, 82, 0x0, STR_NULL},
{ WWT_PUSHBTN, RESIZE_NONE, COLOUR_GREY, 39, 54, 85, 100, 0x0, STR_NULL},
{ WWT_PUSHBTN, RESIZE_NONE, COLOUR_GREY, 57, 72, 85, 100, 0x0, STR_NULL},
{ WWT_PUSHBTN, RESIZE_NONE, COLOUR_GREY, 75, 90, 85, 100, 0x0, STR_NULL},
{ WWT_PUSHBTN, RESIZE_NONE, COLOUR_GREY, 93, 108, 85, 100, 0x0, STR_NULL},
{ WWT_PUSHBTN, RESIZE_NONE, COLOUR_GREY, 111, 126, 85, 100, 0x0, STR_NULL},
{ WWT_PUSHBTN, RESIZE_NONE, COLOUR_GREY, 129, 144, 85, 100, 0x0, STR_NULL},
{ WWT_PUSHBTN, RESIZE_NONE, COLOUR_GREY, 147, 162, 85, 100, 0x0, STR_NULL},
{ WWT_PUSHBTN, RESIZE_NONE, COLOUR_GREY, 165, 180, 85, 100, 0x0, STR_NULL},
{ WWT_PUSHBTN, RESIZE_NONE, COLOUR_GREY, 183, 198, 85, 100, 0x0, STR_NULL},
{ WWT_PUSHBTN, RESIZE_NONE, COLOUR_GREY, 201, 216, 85, 100, 0x0, STR_NULL},
{ WWT_PUSHBTN, RESIZE_NONE, COLOUR_GREY, 219, 234, 85, 100, 0x0, STR_NULL},
{ WWT_PUSHBTN, RESIZE_NONE, COLOUR_GREY, 237, 252, 85, 100, 0x0, STR_NULL},
{ WWT_PUSHBTN, RESIZE_NONE, COLOUR_GREY, 30, 45, 103, 118, 0x0, STR_NULL},
{ WWT_PUSHBTN, RESIZE_NONE, COLOUR_GREY, 48, 63, 103, 118, 0x0, STR_NULL},
{ WWT_PUSHBTN, RESIZE_NONE, COLOUR_GREY, 66, 81, 103, 118, 0x0, STR_NULL},
{ WWT_PUSHBTN, RESIZE_NONE, COLOUR_GREY, 84, 99, 103, 118, 0x0, STR_NULL},
{ WWT_PUSHBTN, RESIZE_NONE, COLOUR_GREY, 102, 117, 103, 118, 0x0, STR_NULL},
{ WWT_PUSHBTN, RESIZE_NONE, COLOUR_GREY, 120, 135, 103, 118, 0x0, STR_NULL},
{ WWT_PUSHBTN, RESIZE_NONE, COLOUR_GREY, 138, 153, 103, 118, 0x0, STR_NULL},
{ WWT_PUSHBTN, RESIZE_NONE, COLOUR_GREY, 156, 171, 103, 118, 0x0, STR_NULL},
{ WWT_PUSHBTN, RESIZE_NONE, COLOUR_GREY, 174, 189, 103, 118, 0x0, STR_NULL},
{ WWT_PUSHBTN, RESIZE_NONE, COLOUR_GREY, 192, 207, 103, 118, 0x0, STR_NULL},
{ WWT_PUSHBTN, RESIZE_NONE, COLOUR_GREY, 210, 225, 103, 118, 0x0, STR_NULL},
{ WWT_PUSHBTN, RESIZE_NONE, COLOUR_GREY, 228, 243, 103, 118, 0x0, STR_NULL},
{ WIDGETS_END},
};
static const WindowDesc _osk_desc = {
WDP_CENTER, WDP_CENTER, 256, 140, 256, 140,
WC_OSK, WC_NONE,
WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS,
_osk_widgets,
};
/**
* Retrieve keyboard layout from language string or (if set) config file.
* Also check for invalid characters.
*/
void GetKeyboardLayout()
{
char keyboard[2][OSK_KEYBOARD_ENTRIES * 4 + 1];
char errormark[2][OSK_KEYBOARD_ENTRIES + 1]; // used for marking invalid chars
bool has_error = false; // true when an invalid char is detected
if (StrEmpty(_keyboard_opt[0])) {
GetString(keyboard[0], STR_OSK_KEYBOARD_LAYOUT, lastof(keyboard[0]));
} else {
strecpy(keyboard[0], _keyboard_opt[0], lastof(keyboard[0]));
}
if (StrEmpty(_keyboard_opt[1])) {
GetString(keyboard[1], STR_OSK_KEYBOARD_LAYOUT_CAPS, lastof(keyboard[1]));
} else {
strecpy(keyboard[1], _keyboard_opt[1], lastof(keyboard[1]));
}
for (uint j = 0; j < 2; j++) {
const char *kbd = keyboard[j];
bool ended = false;
for (uint i = 0; i < OSK_KEYBOARD_ENTRIES; i++) {
_keyboard[j][i] = Utf8Consume(&kbd);
/* Be lenient when the last characters are missing (is quite normal) */
if (_keyboard[j][i] == '\0' || ended) {
ended = true;
_keyboard[j][i] = ' ';
continue;
}
if (IsPrintable(_keyboard[j][i])) {
errormark[j][i] = ' ';
} else {
has_error = true;
errormark[j][i] = '^';
_keyboard[j][i] = ' ';
}
}
}
if (has_error) {
ShowInfoF("The keyboard layout you selected contains invalid chars. Please check those chars marked with ^.");
ShowInfoF("Normal keyboard: %s", keyboard[0]);
ShowInfoF(" %s", errormark[0]);
ShowInfoF("Caps Lock: %s", keyboard[1]);
ShowInfoF(" %s", errormark[1]);
}
}
/**
* Show the on-screen keyboard (osk) associated with a given textbox
* @param parent pointer to the Window where this keyboard originated from
* @param q querystr_d pointer to the query string of the parent, which is
* shared for both windows
* @param button widget number of parent's textbox
* @param cancel widget number of parent's cancel button (0 if cancel events
* should not be passed)
* @param ok widget number of parent's ok button (0 if ok events should not
* be passed)
*/
void ShowOnScreenKeyboard(QueryStringBaseWindow *parent, int button, int cancel, int ok)
{
DeleteWindowById(WC_OSK, 0);
GetKeyboardLayout();
new OskWindow(&_osk_desc, parent, button, cancel, ok);
}
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