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Added SDL_screenkeyboard.h with interface for application to control touchscreen keyboard

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This commit is contained in:
pelya
2010-08-30 17:19:05 +03:00
parent a0c98546b1
commit bdbdd73420
3 changed files with 177 additions and 11 deletions
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1
project/sdl/sdl-1.2/include/SDL_screenkeyboard.h Symbolic link
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@@ -0,0 +1 @@
../../sdl-1.3/include/SDL_screenkeyboard.h

75
project/sdl/sdl-1.3/include/SDL_screenkeyboard.h Normal file
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@@ -0,0 +1,75 @@
/*
SDL - Simple DirectMedia Layer
Copyright (C) 1997-2009 Sam Lantinga
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
Sam Lantinga
slouken@libsdl.org
*/
#ifndef _SDL_screenkeyboard_h
#define _SDL_screenkeyboard_h
#include "SDL_stdinc.h"
#include "SDL_video.h"
#include "SDL_keysym.h"
/* Android-specific functions, mainly on-screen keyboard exposed to the application */
#include "begin_code.h"
/* Set up for C function definitions, even when using C++ */
#ifdef __cplusplus
extern "C" {
#endif
/* Button IDs */
enum {
SDL_ANDRIOD_SCREENKEYBOARD_BUTTON_DPAD = 0, /* Joystick/D-Pad button */
SDL_ANDRIOD_SCREENKEYBOARD_BUTTON_0, /* Main (usually Fire) button */
SDL_ANDRIOD_SCREENKEYBOARD_BUTTON_1,
SDL_ANDRIOD_SCREENKEYBOARD_BUTTON_2,
SDL_ANDRIOD_SCREENKEYBOARD_BUTTON_3,
SDL_ANDRIOD_SCREENKEYBOARD_BUTTON_4,
SDL_ANDRIOD_SCREENKEYBOARD_BUTTON_5,
SDL_ANDRIOD_SCREENKEYBOARD_BUTTON_6,
SDL_ANDRIOD_SCREENKEYBOARD_BUTTON_MAX = SDL_ANDRIOD_SCREENKEYBOARD_BUTTON_6
};
/* All functions return 0 on failure and 1 on success */
extern DECLSPEC int SDLCALL SDL_ANDROID_SetScreenKeyboardButtonPos(int buttonId, SDL_Rect * pos);
extern DECLSPEC int SDLCALL SDL_ANDROID_GetScreenKeyboardButtonPos(int buttonId, SDL_Rect * pos);
extern DECLSPEC int SDLCALL SDL_ANDROID_SetScreenKeyboardButtonKey(int buttonId, SDLKey key);
/* Returns SDLK_UNKNOWN on failure */
extern DECLSPEC SDLKey SDLCALL SDL_ANDROID_GetScreenKeyboardButtonKey(int buttonId);
/* Buttons 0 and 1 may have auto-fire state */
extern DECLSPEC int SDLCALL SDL_ANDROID_SetScreenKeyboardAutoFireButtonsAmount(int nbuttons);
extern DECLSPEC int SDLCALL SDL_ANDROID_GetScreenKeyboardAutoFireButtonsAmount();
extern DECLSPEC int SDLCALL SDL_ANDROID_SetScreenKeyboardShown(int shown);
extern DECLSPEC int SDLCALL SDL_ANDROID_GetScreenKeyboardShown();
#ifdef __cplusplus
}
#endif
#include "close_code.h"
#endif /* _SDL_config_minimal_h */

112
project/sdl/sdl-1.3/src/video/android/SDL_touchscreenkeyboard.c
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@@ -35,6 +35,7 @@
#include "SDL_version.h"
//#include "SDL_opengles.h"
#include "SDL_screenkeyboard.h"
#include "../SDL_sysvideo.h"
#include "SDL_androidvideo.h"
#include "SDL_androidinput.h"
@@ -45,22 +46,23 @@
#define MIN(X, Y) ((X) < (Y) ? (X) : (Y))
#define MAX(X, Y) ((X) > (Y) ? (X) : (Y))
int SDL_ANDROID_isTouchscreenKeyboardUsed = 0;
static int touchscreenKeyboardTheme = 0;
static int AutoFireButtonsNum = 0;
enum {
FONT_LEFT = 0, FONT_RIGHT = 1, FONT_UP = 2, FONT_DOWN = 3,
FONT_BTN1 = 4, FONT_BTN2 = 5, FONT_BTN3 = 6, FONT_BTN4 = 7
};
enum { MAX_BUTTONS = 7, MAX_BUTTONS_AUTOFIRE = 2 } ; // Max amount of custom buttons
static GLshort fontGL[sizeof(font)/sizeof(font[0])][FONT_MAX_LINES_PER_CHAR * 4 + 1];
enum { FONT_CHAR_LINES_COUNT = FONT_MAX_LINES_PER_CHAR * 4 };
static SDL_Rect arrows, buttons[MAX_BUTTONS];
enum { MAX_BUTTONS = SDL_ANDRIOD_SCREENKEYBOARD_BUTTON_MAX, MAX_BUTTONS_AUTOFIRE = 2 } ; // Max amount of custom buttons
int SDL_ANDROID_isTouchscreenKeyboardUsed = 0;
static int touchscreenKeyboardTheme = 0;
static int touchscreenKeyboardShown = 1;
static int AutoFireButtonsNum = 0;
static int nbuttons;
static SDL_Rect arrows, buttons[MAX_BUTTONS];
static SDLKey buttonKeysyms[MAX_BUTTONS] = {
SDL_KEY(SDL_KEY_VAL(SDL_ANDROID_KEYCODE_0)),
SDL_KEY(SDL_KEY_VAL(SDL_ANDROID_KEYCODE_1)),
@@ -179,6 +181,8 @@ static inline void drawCharTex(GLTexture_t * tex, SDL_Rect * pos, Uint8 r, Uint8
GLfloat texColor[4];
static const float onediv255 = 1.0f / 255.0f;
*/
if( !pos->h || !pos->w )
return;
glBindTexture(GL_TEXTURE_2D, tex->id);
@@ -212,7 +216,7 @@ static inline void drawCharTex(GLTexture_t * tex, SDL_Rect * pos, Uint8 r, Uint8
int SDL_ANDROID_drawTouchscreenKeyboard()
{
int i;
if( !SDL_ANDROID_isTouchscreenKeyboardUsed )
if( !SDL_ANDROID_isTouchscreenKeyboardUsed || !touchscreenKeyboardShown )
return 0;
if( touchscreenKeyboardTheme == 0 )
{
@@ -308,10 +312,9 @@ int SDL_ANDROID_processTouchscreenKeyboard(int x, int y, int action, int pointer
int i;
SDL_keysym keysym;
/*
if( !isTouchscreenKeyboardUsed )
if( !touchscreenKeyboardShown )
return 0;
*/
if( action == MOUSE_DOWN )
{
@@ -584,3 +587,90 @@ JAVA_EXPORT_NAME(Settings_nativeSetupScreenKeyboardButton) ( JNIEnv* env, jobje
(*env)->ReleaseByteArrayElements(env, charBufJava, (jbyte *)charBuf, 0);
}
int SDL_ANDROID_SetScreenKeyboardButtonPos(int buttonId, SDL_Rect * pos)
{
if( buttonId < 0 || buttonId > SDL_ANDRIOD_SCREENKEYBOARD_BUTTON_MAX || ! pos )
return 0;
if( buttonId == SDL_ANDRIOD_SCREENKEYBOARD_BUTTON_DPAD )
{
arrows = *pos;
if(touchscreenKeyboardTheme == 0)
{
prepareFontCharWireframe(FONT_LEFT, arrows.w / 2, arrows.h / 2);
prepareFontCharWireframe(FONT_RIGHT, arrows.w / 2, arrows.h / 2);
prepareFontCharWireframe(FONT_UP, arrows.w / 2, arrows.h / 2);
prepareFontCharWireframe(FONT_DOWN, arrows.w / 2, arrows.h / 2);
}
}
else
{
buttons[buttonId - SDL_ANDRIOD_SCREENKEYBOARD_BUTTON_0] = *pos;
if(touchscreenKeyboardTheme == 0)
{
int i = buttonId - SDL_ANDRIOD_SCREENKEYBOARD_BUTTON_0;
prepareFontCharWireframe(FONT_BTN1 + i, MIN(buttons[i].h, buttons[i].w), MIN(buttons[i].h, buttons[i].w));
}
}
return 1;
};
int SDL_ANDROID_GetScreenKeyboardButtonPos(int buttonId, SDL_Rect * pos)
{
if( buttonId < 0 || buttonId > SDL_ANDRIOD_SCREENKEYBOARD_BUTTON_MAX || ! pos )
return 0;
if( buttonId == SDL_ANDRIOD_SCREENKEYBOARD_BUTTON_DPAD )
{
*pos = arrows;
}
else
{
*pos = buttons[buttonId - SDL_ANDRIOD_SCREENKEYBOARD_BUTTON_0];
}
return 1;
};
int SDL_ANDROID_SetScreenKeyboardButtonKey(int buttonId, SDLKey key)
{
if( buttonId < 0 || buttonId > SDL_ANDRIOD_SCREENKEYBOARD_BUTTON_MAX || ! key )
return 0;
if( buttonId == SDL_ANDRIOD_SCREENKEYBOARD_BUTTON_DPAD )
return 0;
buttonKeysyms[buttonId - SDL_ANDRIOD_SCREENKEYBOARD_BUTTON_0] = key;
return 1;
};
SDLKey SDL_ANDROID_GetScreenKeyboardButtonKey(int buttonId)
{
if( buttonId < 0 || buttonId > SDL_ANDRIOD_SCREENKEYBOARD_BUTTON_MAX )
return SDLK_UNKNOWN;
if( buttonId == SDL_ANDRIOD_SCREENKEYBOARD_BUTTON_DPAD )
return SDLK_UNKNOWN;
return buttonKeysyms[buttonId - SDL_ANDRIOD_SCREENKEYBOARD_BUTTON_0];
};
int SDL_ANDROID_SetScreenKeyboardAutoFireButtonsAmount(int nbuttons)
{
if( nbuttons < 0 || nbuttons > MAX_BUTTONS_AUTOFIRE )
return 0;
AutoFireButtonsNum = nbuttons;
return 1;
};
int SDL_ANDROID_GetScreenKeyboardAutoFireButtonsAmount()
{
return AutoFireButtonsNum;
};
int SDL_ANDROID_SetScreenKeyboardShown(int shown)
{
touchscreenKeyboardShown = shown;
};
int SDL_ANDROID_GetScreenKeyboardShown()
{
return touchscreenKeyboardShown;
};