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Location: cpp/openttd-patchpack/source/src/osk_gui.cpp - annotation
r13191:af1540e675da
22.7 KiB
text/x-c
(svn r17708) -Feature [FS#2053]: [OSX] Implement clipboard support for OS X.
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/*
* This file is part of OpenTTD.
* OpenTTD 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, version 2.
* OpenTTD 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 OpenTTD. If not, see <http://www.gnu.org/licenses/>.
*/
/** @file osk_gui.cpp The On Screen Keyboard GUI */
#include "stdafx.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"
/** Widget numbers of the on-screen keyboard (OSK) window. */
enum OskWidgets {
OSK_WIDGET_CAPTION, ///< Title bar.
OSK_WIDGET_TEXT_BACKGROUND, ///< Background around the edit box.
OSK_WIDGET_TEXT, ///< Edit box.
OSK_WIDGET_KEYS_BACKGROUND, ///< Background of the keys.
OSK_WIDGET_CANCEL, ///< Cancel key.
OSK_WIDGET_OK, ///< Ok key.
OSK_WIDGET_BACKSPACE, ///< Backspace key.
OSK_WIDGET_SPECIAL, ///< Special key (at keyborads often used for tab key).
OSK_WIDGET_CAPS, ///< Capslock key.
OSK_WIDGET_SHIFT, ///< Shift(lock) key.
OSK_WIDGET_SPACE, ///< Space bar.
OSK_WIDGET_LEFT, ///< Cursor left key.
OSK_WIDGET_RIGHT, ///< Cursor right key.
OSK_WIDGET_LETTERS, ///< First widget of the 'normal' keys.
OSK_WIDGET_NUMBERS_FIRST = OSK_WIDGET_LETTERS, ///< First widget of the numbers row.
OSK_WIDGET_NUMBERS_LAST = OSK_WIDGET_NUMBERS_FIRST + 13, ///< Last widget of the numbers row.
OSK_WIDGET_QWERTY_FIRST, ///< First widget of the qwerty row.
OSK_WIDGET_QWERTY_LAST = OSK_WIDGET_QWERTY_FIRST + 11, ///< Last widget of the qwerty row.
OSK_WIDGET_ASDFG_FIRST, ///< First widget of the asdfg row.
OSK_WIDGET_ASDFG_LAST = OSK_WIDGET_ASDFG_FIRST + 11, ///< Last widget of the asdfg row.
OSK_WIDGET_ZXCVB_FIRST, ///< First widget of the zxcvb row.
OSK_WIDGET_ZXCVB_LAST = OSK_WIDGET_ZXCVB_FIRST + 11, ///< Last widget of the zxcvb row.
};
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);
if (parent->widget != NULL) {
this->caption = (parent->widget[button].data != STR_NULL) ? parent->widget[button].data : parent->caption;
}
if (parent->nested_array != NULL) {
NWidgetCore *par_wid = parent->GetWidget<NWidgetCore>(button);
assert(par_wid != NULL);
this->caption = (par_wid->widget_data != STR_NULL) ? par_wid->widget_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.
* @param shift True if the shift key is pressed.
*/
void ChangeOskDisabledState(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->ChangeOskDisabledState(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->InvalidateParent();
if (HasBit(_keystate, KEYS_SHIFT)) {
ToggleBit(_keystate, KEYS_SHIFT);
this->widget[OSK_WIDGET_SHIFT].colour = HasBit(_keystate, KEYS_SHIFT) ? COLOUR_WHITE : COLOUR_GREY;
this->SetDirty();
}
return;
}
switch (widget) {
case OSK_WIDGET_TEXT: {
/* Find the edit box of the parent window and give focus to that */
if (this->parent->widget != NULL) {
const Widget *wi = this->parent->GetWidgetOfType(WWT_EDITBOX);
if (wi != NULL) this->parent->focused_widget = wi;
}
if (this->parent->nested_root != NULL) {
const NWidgetCore *nwid = dynamic_cast<const NWidgetCore *>(this->parent->nested_root->GetWidgetOfType(WWT_EDITBOX));
if (nwid != NULL) this->parent->nested_focus = nwid;
}
/* Give focus to parent window */
SetFocusedWindow(this->parent);
break;
}
case OSK_WIDGET_BACKSPACE:
if (DeleteTextBufferChar(&this->qs->text, WKC_BACKSPACE)) this->InvalidateParent();
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->InvalidateParent();
break;
case OSK_WIDGET_LEFT:
if (MoveTextBufferPos(&this->qs->text, WKC_LEFT)) this->InvalidateParent();
break;
case OSK_WIDGET_RIGHT:
if (MoveTextBufferPos(&this->qs->text, WKC_RIGHT)) this->InvalidateParent();
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;
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);
this->InvalidateParent();
delete this;
}
break;
}
}
void InvalidateParent()
{
QueryStringBaseWindow *w = dynamic_cast<QueryStringBaseWindow*>(this->parent);
if (w != NULL) w->OnOSKInput(this->text_btn);
this->SetWidgetDirty(OSK_WIDGET_TEXT);
if (this->parent != NULL) this->parent->SetWidgetDirty(this->text_btn);
}
virtual void OnMouseLoop()
{
this->qs->HandleEditBox(this, OSK_WIDGET_TEXT);
/* make the caret of the parent window also blink */
this->parent->SetWidgetDirty(this->text_btn);
}
virtual void OnInvalidateData(int)
{
this->SetWidgetDirty(OSK_WIDGET_TEXT);
}
};
static const Widget _osk_widgets[] = {
{ WWT_CAPTION, RESIZE_NONE, COLOUR_GREY, 0, 255, 0, 13, STR_WHITE_STRING, STR_NULL}, // OSK_WIDGET_CAPTION
{ WWT_PANEL, RESIZE_NONE, COLOUR_GREY, 0, 255, 14, 29, 0x0, STR_NULL}, // OSK_WIDGET_TEXT_BACKGROUND
{ WWT_EDITBOX, RESIZE_NONE, COLOUR_GREY, 2, 253, 16, 27, 0x0, STR_NULL}, // OSK_WIDGET_TEXT
{ WWT_PANEL, RESIZE_NONE, COLOUR_GREY, 0, 255, 30, 139, 0x0, STR_NULL}, // OSK_WIDGET_KEYS_BACKGROUND
{ WWT_TEXTBTN, RESIZE_NONE, COLOUR_GREY, 3, 108, 35, 46, STR_BUTTON_CANCEL, STR_NULL}, // OSK_WIDGET_CANCEL
{ WWT_TEXTBTN, RESIZE_NONE, COLOUR_GREY, 111, 216, 35, 46, STR_BUTTON_OK, STR_NULL}, // OSK_WIDGET_OK
{ WWT_PUSHIMGBTN, RESIZE_NONE, COLOUR_GREY, 219, 252, 35, 46, SPR_OSK_BACKSPACE, STR_NULL}, // OSK_WIDGET_BACKSPACE
{ WWT_PUSHIMGBTN, RESIZE_NONE, COLOUR_GREY, 3, 27, 67, 82, SPR_OSK_SPECIAL, STR_NULL}, // OSK_WIDGET_SPECIAL
{ WWT_IMGBTN, RESIZE_NONE, COLOUR_GREY, 3, 36, 85, 100, SPR_OSK_CAPS, STR_NULL}, // OSK_WIDGET_CAPS
{ WWT_IMGBTN, RESIZE_NONE, COLOUR_GREY, 3, 27, 103, 118, SPR_OSK_SHIFT, STR_NULL}, // OSK_WIDGET_SHIFT
{ WWT_PUSHTXTBTN, RESIZE_NONE, COLOUR_GREY, 75, 189, 121, 136, STR_EMPTY, STR_NULL}, // OSK_WIDGET_SPACE
{ WWT_PUSHIMGBTN, RESIZE_NONE, COLOUR_GREY, 219, 234, 121, 136, SPR_OSK_LEFT, STR_NULL}, // OSK_WIDGET_LEFT
{ WWT_PUSHIMGBTN, RESIZE_NONE, COLOUR_GREY, 237, 252, 121, 136, SPR_OSK_RIGHT, STR_NULL}, // OSK_WIDGET_RIGHT
{ WWT_PUSHBTN, RESIZE_NONE, COLOUR_GREY, 3, 18, 49, 64, 0x0, STR_NULL}, // OSK_WIDGET_NUMBERS_FIRST = OSK_WIDGET_LETTERS
{ 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}, // OSK_WIDGET_NUMBERS_LAST
{ WWT_PUSHBTN, RESIZE_NONE, COLOUR_GREY, 30, 45, 67, 82, 0x0, STR_NULL}, // OSK_WIDGET_QWERTY_FIRST
{ 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}, // OSK_WIDGET_QWERTY_LAST
{ WWT_PUSHBTN, RESIZE_NONE, COLOUR_GREY, 39, 54, 85, 100, 0x0, STR_NULL}, // OSK_WIDGET_ASDFG_FIRST
{ 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}, // OSK_WIDGET_ASDFG_LAST
{ WWT_PUSHBTN, RESIZE_NONE, COLOUR_GREY, 30, 45, 103, 118, 0x0, STR_NULL}, // OSK_WIDGET_ZXCVB_FIRST
{ 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}, // OSK_WIDGET_ZXCVB_LAST
{ WIDGETS_END},
};
static const int HALF_KEY_WIDTH = 7; // Width of 1/2 key in pixels.
static const int INTER_KEY_SPACE = 2; // Number of pixels between two keys.
/**
* Add a key widget to a row of the keyboard.
* @param hor Row container to add key widget to.
* @param height Height of the key (all keys in a row should have equal height).
* @param num_half Number of 1/2 key widths that this key has.
* @param widtype Widget type of the key. Must be either \c NWID_SPACER for an invisible key, or a \c WWT_* widget.
* @param widnum Widget number of the key.
* @param widdata Data value of the key widget.
* @param biggest_index Collected biggest widget index so far.
* @note Key width is measured in 1/2 keys to allow for 1/2 key shifting between rows.
*/
static void AddKey(NWidgetHorizontal *hor, int height, int num_half, WidgetType widtype, int widnum, uint16 widdata, int *biggest_index)
{
int key_width = HALF_KEY_WIDTH + (INTER_KEY_SPACE + HALF_KEY_WIDTH) * (num_half - 1);
if (widtype == NWID_SPACER) {
if (!hor->IsEmpty()) key_width += INTER_KEY_SPACE;
NWidgetSpacer *spc = new NWidgetSpacer(key_width, height);
hor->Add(spc);
} else {
if (!hor->IsEmpty()) {
NWidgetSpacer *spc = new NWidgetSpacer(INTER_KEY_SPACE, height);
hor->Add(spc);
}
NWidgetLeaf *leaf = new NWidgetLeaf(widtype, COLOUR_GREY, widnum, widdata, STR_NULL);
leaf->SetMinimalSize(key_width, height);
hor->Add(leaf);
}
*biggest_index = max(*biggest_index, widnum);
}
/** Construct the top row keys (cancel, ok, backspace). */
static NWidgetBase *MakeTopKeys(int *biggest_index)
{
NWidgetHorizontal *hor = new NWidgetHorizontal;
int key_height = 12;
AddKey(hor, key_height, 6 * 2, WWT_TEXTBTN, OSK_WIDGET_CANCEL, STR_BUTTON_CANCEL, biggest_index);
AddKey(hor, key_height, 6 * 2, WWT_TEXTBTN, OSK_WIDGET_OK, STR_BUTTON_OK, biggest_index);
AddKey(hor, key_height, 2 * 2, WWT_PUSHIMGBTN, OSK_WIDGET_BACKSPACE, SPR_OSK_BACKSPACE, biggest_index);
return hor;
}
/** Construct the row containing the digit keys. */
static NWidgetBase *MakeNumberKeys(int *biggest_index)
{
NWidgetHorizontal *hor = new NWidgetHorizontal;
int key_height = 16;
for (int widnum = OSK_WIDGET_NUMBERS_FIRST; widnum <= OSK_WIDGET_NUMBERS_LAST; widnum++) {
AddKey(hor, key_height, 2, WWT_PUSHBTN, widnum, 0x0, biggest_index);
}
return hor;
}
/** Construct the qwerty row keys. */
static NWidgetBase *MakeQwertyKeys(int *biggest_index)
{
NWidgetHorizontal *hor = new NWidgetHorizontal;
int key_height = 16;
AddKey(hor, key_height, 3, WWT_PUSHIMGBTN, OSK_WIDGET_SPECIAL, SPR_OSK_SPECIAL, biggest_index);
for (int widnum = OSK_WIDGET_QWERTY_FIRST; widnum <= OSK_WIDGET_QWERTY_LAST; widnum++) {
AddKey(hor, key_height, 2, WWT_PUSHBTN, widnum, 0x0, biggest_index);
}
AddKey(hor, key_height, 1, NWID_SPACER, 0, 0, biggest_index);
return hor;
}
/** Construct the asdfg row keys. */
static NWidgetBase *MakeAsdfgKeys(int *biggest_index)
{
NWidgetHorizontal *hor = new NWidgetHorizontal;
int key_height = 16;
AddKey(hor, key_height, 4, WWT_IMGBTN, OSK_WIDGET_CAPS, SPR_OSK_CAPS, biggest_index);
for (int widnum = OSK_WIDGET_ASDFG_FIRST; widnum <= OSK_WIDGET_ASDFG_LAST; widnum++) {
AddKey(hor, key_height, 2, WWT_PUSHBTN, widnum, 0x0, biggest_index);
}
return hor;
}
/** Construct the zxcvb row keys. */
static NWidgetBase *MakeZxcvbKeys(int *biggest_index)
{
NWidgetHorizontal *hor = new NWidgetHorizontal;
int key_height = 16;
AddKey(hor, key_height, 3, WWT_IMGBTN, OSK_WIDGET_SHIFT, SPR_OSK_SHIFT, biggest_index);
for (int widnum = OSK_WIDGET_ZXCVB_FIRST; widnum <= OSK_WIDGET_ZXCVB_LAST; widnum++) {
AddKey(hor, key_height, 2, WWT_PUSHBTN, widnum, 0x0, biggest_index);
}
AddKey(hor, key_height, 1, NWID_SPACER, 0, 0, biggest_index);
return hor;
}
/** Construct the spacebar row keys. */
static NWidgetBase *MakeSpacebarKeys(int *biggest_index)
{
NWidgetHorizontal *hor = new NWidgetHorizontal;
int key_height = 16;
AddKey(hor, key_height, 8, NWID_SPACER, 0, 0, biggest_index);
AddKey(hor, key_height, 13, WWT_PUSHTXTBTN, OSK_WIDGET_SPACE, STR_EMPTY, biggest_index);
AddKey(hor, key_height, 3, NWID_SPACER, 0, 0, biggest_index);
AddKey(hor, key_height, 2, WWT_PUSHIMGBTN, OSK_WIDGET_LEFT, SPR_OSK_LEFT, biggest_index);
AddKey(hor, key_height, 2, WWT_PUSHIMGBTN, OSK_WIDGET_RIGHT, SPR_OSK_RIGHT, biggest_index);
return hor;
}
static const NWidgetPart _nested_osk_widgets[] = {
NWidget(WWT_CAPTION, COLOUR_GREY, OSK_WIDGET_CAPTION), SetDataTip(STR_WHITE_STRING, STR_NULL),
NWidget(WWT_PANEL, COLOUR_GREY, OSK_WIDGET_TEXT_BACKGROUND),
NWidget(WWT_EDITBOX, COLOUR_GREY, OSK_WIDGET_TEXT), SetMinimalSize(252, 12), SetPadding(2, 2, 2, 2),
EndContainer(),
NWidget(WWT_PANEL, COLOUR_GREY, OSK_WIDGET_KEYS_BACKGROUND), SetPIP(5, 2, 3),
NWidgetFunction(MakeTopKeys), SetPadding(0, 3, 0, 3),
NWidgetFunction(MakeNumberKeys), SetPadding(0, 3, 0, 3),
NWidgetFunction(MakeQwertyKeys), SetPadding(0, 3, 0, 3),
NWidgetFunction(MakeAsdfgKeys), SetPadding(0, 3, 0, 3),
NWidgetFunction(MakeZxcvbKeys), SetPadding(0, 3, 0, 3),
NWidgetFunction(MakeSpacebarKeys), SetPadding(0, 3, 0, 3),
EndContainer(),
};
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, _nested_osk_widgets, lengthof(_nested_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 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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