281 lines
11 KiB
C++
281 lines
11 KiB
C++
|
//
|
||
|
|
// "$Id$"
|
||
|
|
//
|
||
|
|
// Android screen interface for the Fast Light Tool Kit (FLTK).
|
||
|
|
//
|
||
|
|
// Copyright 1998-2018 by Bill Spitzak and others.
|
||
|
|
//
|
||
|
|
// This library is free software. Distribution and use rights are outlined in
|
||
|
|
// the file "COPYING" which should have been included with this file. If this
|
||
|
|
// file is missing or damaged, see the license at:
|
||
|
|
//
|
||
|
|
// http://www.fltk.org/COPYING.php
|
||
|
|
//
|
||
|
|
// Please report all bugs and problems on the following page:
|
||
|
|
//
|
||
|
|
// http://www.fltk.org/str.php
|
||
|
|
//
|
||
|
|
|
||
|
|
|
||
|
|
#include "../../config_lib.h"
|
||
|
|
#include "Fl_Android_Screen_Driver.H"
|
||
|
|
#include "Fl_Android_Application.H"
|
||
|
|
#include "Fl_Android_Graphics_Font.H"
|
||
|
|
#include <FL/Fl.H>
|
||
|
|
#include <FL/platform.H>
|
||
|
|
#include <FL/Fl_Graphics_Driver.H>
|
||
|
|
#include <FL/Fl_RGB_Image.H>
|
||
|
|
#include <FL/fl_ask.H>
|
||
|
|
#include <stdio.h>
|
||
|
|
#include <errno.h>
|
||
|
|
#include <math.h>
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
int Fl_Android_Screen_Driver::compose(int &del)
|
||
|
|
{
|
||
|
|
del = 0;
|
||
|
|
return 1;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
int Fl_Android_Screen_Driver::handle_keyboard_event(AInputQueue *queue, AInputEvent *event)
|
||
|
|
{
|
||
|
|
/*
|
||
|
|
int32_t AKeyEvent_getAction (const AInputEvent *key_event)
|
||
|
|
{ AKEY_EVENT_ACTION_DOWN = 0, AKEY_EVENT_ACTION_UP = 1, AKEY_EVENT_ACTION_MULTIPLE = 2 }
|
||
|
|
> Reading up on ACTION_MULTIPLE also explains how to deal with
|
||
|
|
> special or sequences of characters:
|
||
|
|
> "If the key code is not KEYCODE_UNKNOWN then the getRepeatCount()
|
||
|
|
> method returns the number of times the given key code should be
|
||
|
|
> executed. Otherwise, if the key code is KEYCODE_UNKNOWN, then this
|
||
|
|
> is a sequence of characters as returned by getCharacters()."
|
||
|
|
|
||
|
|
int32_t AKeyEvent_getFlags (const AInputEvent *key_event)
|
||
|
|
{
|
||
|
|
AKEY_EVENT_FLAG_WOKE_HERE = 0x1, AKEY_EVENT_FLAG_SOFT_KEYBOARD = 0x2, AKEY_EVENT_FLAG_KEEP_TOUCH_MODE = 0x4, AKEY_EVENT_FLAG_FROM_SYSTEM = 0x8,
|
||
|
|
AKEY_EVENT_FLAG_EDITOR_ACTION = 0x10, AKEY_EVENT_FLAG_CANCELED = 0x20, AKEY_EVENT_FLAG_VIRTUAL_HARD_KEY = 0x40, AKEY_EVENT_FLAG_LONG_PRESS = 0x80,
|
||
|
|
AKEY_EVENT_FLAG_CANCELED_LONG_PRESS = 0x100, AKEY_EVENT_FLAG_TRACKING = 0x200, AKEY_EVENT_FLAG_FALLBACK = 0x400
|
||
|
|
}
|
||
|
|
|
||
|
|
int32_t AKeyEvent_getKeyCode (const AInputEvent *key_event)
|
||
|
|
{
|
||
|
|
AKEYCODE_UNKNOWN = 0, AKEYCODE_SOFT_LEFT = 1, AKEYCODE_SOFT_RIGHT = 2, AKEYCODE_HOME = 3,
|
||
|
|
AKEYCODE_BACK = 4, AKEYCODE_CALL = 5, AKEYCODE_ENDCALL = 6, AKEYCODE_0 = 7,
|
||
|
|
AKEYCODE_1 = 8, AKEYCODE_2 = 9, AKEYCODE_3 = 10, AKEYCODE_4 = 11,
|
||
|
|
AKEYCODE_5 = 12, AKEYCODE_6 = 13, AKEYCODE_7 = 14, AKEYCODE_8 = 15,
|
||
|
|
AKEYCODE_9 = 16, AKEYCODE_STAR = 17, AKEYCODE_POUND = 18, AKEYCODE_DPAD_UP = 19,
|
||
|
|
AKEYCODE_DPAD_DOWN = 20, AKEYCODE_DPAD_LEFT = 21, AKEYCODE_DPAD_RIGHT = 22, AKEYCODE_DPAD_CENTER = 23,
|
||
|
|
AKEYCODE_VOLUME_UP = 24, AKEYCODE_VOLUME_DOWN = 25, AKEYCODE_POWER = 26, AKEYCODE_CAMERA = 27,
|
||
|
|
AKEYCODE_CLEAR = 28, AKEYCODE_A = 29, AKEYCODE_B = 30, AKEYCODE_C = 31,
|
||
|
|
AKEYCODE_D = 32, AKEYCODE_E = 33, AKEYCODE_F = 34, AKEYCODE_G = 35, ...
|
||
|
|
|
||
|
|
int32_t AKeyEvent_getScanCode (const AInputEvent *key_event)
|
||
|
|
{ AKEY_STATE_UNKNOWN = -1, AKEY_STATE_UP = 0, AKEY_STATE_DOWN = 1, AKEY_STATE_VIRTUAL = 2 }
|
||
|
|
|
||
|
|
int32_t AKeyEvent_getMetaState (const AInputEvent *key_event)
|
||
|
|
{
|
||
|
|
AMETA_NONE = 0, AMETA_ALT_ON = 0x02, AMETA_ALT_LEFT_ON = 0x10, AMETA_ALT_RIGHT_ON = 0x20,
|
||
|
|
AMETA_SHIFT_ON = 0x01, AMETA_SHIFT_LEFT_ON = 0x40, AMETA_SHIFT_RIGHT_ON = 0x80, AMETA_SYM_ON = 0x04,
|
||
|
|
AMETA_FUNCTION_ON = 0x08, AMETA_CTRL_ON = 0x1000, AMETA_CTRL_LEFT_ON = 0x2000, AMETA_CTRL_RIGHT_ON = 0x4000,
|
||
|
|
AMETA_META_ON = 0x10000, AMETA_META_LEFT_ON = 0x20000, AMETA_META_RIGHT_ON = 0x40000, AMETA_CAPS_LOCK_ON = 0x100000,
|
||
|
|
AMETA_NUM_LOCK_ON = 0x200000, AMETA_SCROLL_LOCK_ON = 0x400000
|
||
|
|
}
|
||
|
|
|
||
|
|
int32_t AKeyEvent_getRepeatCount (const AInputEvent *key_event)
|
||
|
|
int64_t AKeyEvent_getDownTime (const AInputEvent *key_event)
|
||
|
|
int64_t AKeyEvent_getEventTime (const AInputEvent *key_event)
|
||
|
|
*/
|
||
|
|
Fl_Android_Application::log_i("Key event: action=%d keyCode=%d metaState=0x%x scanCode=%d",
|
||
|
|
AKeyEvent_getAction(event),
|
||
|
|
AKeyEvent_getKeyCode(event),
|
||
|
|
AKeyEvent_getMetaState(event),
|
||
|
|
AKeyEvent_getScanCode(event));
|
||
|
|
|
||
|
|
auto keyAction = AKeyEvent_getAction(event);
|
||
|
|
if (keyAction==AKEY_EVENT_ACTION_MULTIPLE) {
|
||
|
|
if (AKeyEvent_getKeyCode(event)==AKEYCODE_UNKNOWN) {
|
||
|
|
// characters are in getCharacters()
|
||
|
|
// String class KeyEvent::getCharacters() [Java]
|
||
|
|
// is there a way to get the true Java event somehow?
|
||
|
|
// override dispatchKeyEvent(android.view.KeyEvent event)
|
||
|
|
} else {
|
||
|
|
// send keycode as many times as getRepeatCount() / AKeyEvent_getRepeatCount(event)
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
JavaVM *javaVM = Fl_Android_Application::get_activity()->vm;
|
||
|
|
JNIEnv *jniEnv = Fl_Android_Application::get_activity()->env;
|
||
|
|
|
||
|
|
JavaVMAttachArgs Args = { JNI_VERSION_1_6, "NativeThread", NULL };
|
||
|
|
jint result = javaVM->AttachCurrentThread(&jniEnv, &Args);
|
||
|
|
if (result == JNI_ERR) return 0;
|
||
|
|
|
||
|
|
jclass class_key_event = jniEnv->FindClass("android/view/KeyEvent");
|
||
|
|
jmethodID eventConstructor = jniEnv->GetMethodID(class_key_event, "<init>",
|
||
|
|
"(JJIIIIIIII)V");
|
||
|
|
jobject eventObj = jniEnv->NewObject(class_key_event, eventConstructor,
|
||
|
|
AKeyEvent_getDownTime(event),
|
||
|
|
AKeyEvent_getEventTime(event),
|
||
|
|
AKeyEvent_getAction(event),
|
||
|
|
AKeyEvent_getKeyCode(event),
|
||
|
|
AKeyEvent_getRepeatCount(event),
|
||
|
|
AKeyEvent_getMetaState(event),
|
||
|
|
AInputEvent_getDeviceId(event),
|
||
|
|
AKeyEvent_getScanCode(event),
|
||
|
|
AKeyEvent_getFlags(event),
|
||
|
|
AInputEvent_getSource(event));
|
||
|
|
|
||
|
|
jmethodID method_get_unicode_char = jniEnv->GetMethodID(class_key_event,
|
||
|
|
"getUnicodeChar",
|
||
|
|
"(I)I");
|
||
|
|
int unicodeKey = jniEnv->CallIntMethod(eventObj, method_get_unicode_char,
|
||
|
|
AKeyEvent_getMetaState(event));
|
||
|
|
|
||
|
|
jniEnv->DeleteLocalRef(class_key_event);
|
||
|
|
jniEnv->DeleteLocalRef(eventObj);
|
||
|
|
|
||
|
|
javaVM->DetachCurrentThread();
|
||
|
|
|
||
|
|
static char buf[8];
|
||
|
|
int len = fl_utf8encode(unicodeKey, buf);
|
||
|
|
if (len >= 0 && len < 8)
|
||
|
|
buf[len] = 0;
|
||
|
|
else
|
||
|
|
buf[0] = 0;
|
||
|
|
Fl_Android_Application::log_i("Unicode: %d Text: %s", unicodeKey, buf);
|
||
|
|
|
||
|
|
AInputQueue_finishEvent(queue, event, 0);
|
||
|
|
|
||
|
|
Fl_Widget *w = Fl::focus();
|
||
|
|
if (w) {
|
||
|
|
Fl_Window *win = w->window();
|
||
|
|
if (keyAction==AKEY_EVENT_ACTION_DOWN && unicodeKey>0) {
|
||
|
|
Fl::e_text = buf;
|
||
|
|
Fl::e_length = len;
|
||
|
|
Fl::handle(FL_KEYBOARD, win);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
void Fl_Android_Screen_Driver::request_keyboard()
|
||
|
|
{
|
||
|
|
if (pKeyboardCount==0) {
|
||
|
|
/*
|
||
|
|
ANativeActivity_showSoftInput(Fl_Android_Application::get_activity(),
|
||
|
|
ANATIVEACTIVITY_SHOW_SOFT_INPUT_IMPLICIT);
|
||
|
|
*/
|
||
|
|
// void displayKeyboard(bool pShow)
|
||
|
|
// InputMethodManager imm = ( InputMethodManager )getSystemService( Context.INPUT_METHOD_SERVICE );
|
||
|
|
// imm.showSoftInput( this.getWindow().getDecorView(), InputMethodManager.SHOW_FORCED );
|
||
|
|
|
||
|
|
bool pShow = true;
|
||
|
|
{
|
||
|
|
// Attaches the current thread to the JVM.
|
||
|
|
jint lResult;
|
||
|
|
jint lFlags = 0;
|
||
|
|
|
||
|
|
JavaVM* lJavaVM = Fl_Android_Application::get_activity()->vm;
|
||
|
|
JNIEnv* lJNIEnv = Fl_Android_Application::get_activity()->env;
|
||
|
|
|
||
|
|
JavaVMAttachArgs lJavaVMAttachArgs;
|
||
|
|
lJavaVMAttachArgs.version = JNI_VERSION_1_6;
|
||
|
|
lJavaVMAttachArgs.name = "NativeThread";
|
||
|
|
lJavaVMAttachArgs.group = NULL;
|
||
|
|
|
||
|
|
lResult=lJavaVM->AttachCurrentThread(&lJNIEnv, &lJavaVMAttachArgs);
|
||
|
|
if (lResult == JNI_ERR) {
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
// Retrieves NativeActivity.
|
||
|
|
jobject lNativeActivity = Fl_Android_Application::get_activity()->clazz;
|
||
|
|
jclass ClassNativeActivity = lJNIEnv->GetObjectClass(lNativeActivity);
|
||
|
|
|
||
|
|
// Retrieves Context.INPUT_METHOD_SERVICE.
|
||
|
|
jclass ClassContext = lJNIEnv->FindClass("android/content/Context");
|
||
|
|
jfieldID FieldINPUT_METHOD_SERVICE =
|
||
|
|
lJNIEnv->GetStaticFieldID(ClassContext,
|
||
|
|
"INPUT_METHOD_SERVICE", "Ljava/lang/String;");
|
||
|
|
jobject INPUT_METHOD_SERVICE =
|
||
|
|
lJNIEnv->GetStaticObjectField(ClassContext,
|
||
|
|
FieldINPUT_METHOD_SERVICE);
|
||
|
|
// jniCheck(INPUT_METHOD_SERVICE);
|
||
|
|
|
||
|
|
// Runs getSystemService(Context.INPUT_METHOD_SERVICE).
|
||
|
|
jclass ClassInputMethodManager = lJNIEnv->FindClass(
|
||
|
|
"android/view/inputmethod/InputMethodManager");
|
||
|
|
jmethodID MethodGetSystemService = lJNIEnv->GetMethodID(
|
||
|
|
ClassNativeActivity, "getSystemService",
|
||
|
|
"(Ljava/lang/String;)Ljava/lang/Object;");
|
||
|
|
jobject lInputMethodManager = lJNIEnv->CallObjectMethod(
|
||
|
|
lNativeActivity, MethodGetSystemService,
|
||
|
|
INPUT_METHOD_SERVICE);
|
||
|
|
|
||
|
|
// Runs getWindow().getDecorView().
|
||
|
|
jmethodID MethodGetWindow = lJNIEnv->GetMethodID(
|
||
|
|
ClassNativeActivity, "getWindow",
|
||
|
|
"()Landroid/view/Window;");
|
||
|
|
jobject lWindow = lJNIEnv->CallObjectMethod(lNativeActivity,
|
||
|
|
MethodGetWindow);
|
||
|
|
jclass ClassWindow = lJNIEnv->FindClass(
|
||
|
|
"android/view/Window");
|
||
|
|
jmethodID MethodGetDecorView = lJNIEnv->GetMethodID(
|
||
|
|
ClassWindow, "getDecorView", "()Landroid/view/View;");
|
||
|
|
jobject lDecorView = lJNIEnv->CallObjectMethod(lWindow,
|
||
|
|
MethodGetDecorView);
|
||
|
|
|
||
|
|
if (pShow) {
|
||
|
|
// Runs lInputMethodManager.showSoftInput(...).
|
||
|
|
jmethodID MethodShowSoftInput = lJNIEnv->GetMethodID(
|
||
|
|
ClassInputMethodManager, "showSoftInput",
|
||
|
|
"(Landroid/view/View;I)Z");
|
||
|
|
jboolean lResult = lJNIEnv->CallBooleanMethod(
|
||
|
|
lInputMethodManager, MethodShowSoftInput,
|
||
|
|
lDecorView, lFlags);
|
||
|
|
} else {
|
||
|
|
// Runs lWindow.getViewToken()
|
||
|
|
jclass ClassView = lJNIEnv->FindClass(
|
||
|
|
"android/view/View");
|
||
|
|
jmethodID MethodGetWindowToken = lJNIEnv->GetMethodID(
|
||
|
|
ClassView, "getWindowToken", "()Landroid/os/IBinder;");
|
||
|
|
jobject lBinder = lJNIEnv->CallObjectMethod(lDecorView,
|
||
|
|
MethodGetWindowToken);
|
||
|
|
|
||
|
|
// lInputMethodManager.hideSoftInput(...).
|
||
|
|
jmethodID MethodHideSoftInput = lJNIEnv->GetMethodID(
|
||
|
|
ClassInputMethodManager, "hideSoftInputFromWindow",
|
||
|
|
"(Landroid/os/IBinder;I)Z");
|
||
|
|
jboolean lRes = lJNIEnv->CallBooleanMethod(
|
||
|
|
lInputMethodManager, MethodHideSoftInput,
|
||
|
|
lBinder, lFlags);
|
||
|
|
}
|
||
|
|
|
||
|
|
// Finished with the JVM.
|
||
|
|
lJavaVM->DetachCurrentThread();
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|
||
|
|
pKeyboardCount++;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
void Fl_Android_Screen_Driver::release_keyboard()
|
||
|
|
{
|
||
|
|
pKeyboardCount--;
|
||
|
|
if (pKeyboardCount==0) {
|
||
|
|
ANativeActivity_hideSoftInput(Fl_Android_Application::get_activity(),
|
||
|
|
ANATIVEACTIVITY_HIDE_SOFT_INPUT_NOT_ALWAYS);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
//
|
||
|
|
// End of "$Id$".
|
||
|
|
//
|