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JUCE/modules/juce_gui_extra/native/juce_WebBrowserComponent_android.cpp
Tom Poole 94d98a2b10 Update licensing information
2024-04-16 11:39:35 +01:00

718 lines
36 KiB
C++
Raw Blame History

/*
==============================================================================
This file is part of the JUCE framework.
Copyright (c) Raw Material Software Limited
JUCE is an open source framework subject to commercial or open source
licensing.
By downloading, installing, or using the JUCE framework, or combining the
JUCE framework with any other source code, object code, content or any other
copyrightable work, you agree to the terms of the JUCE End User Licence
Agreement, and all incorporated terms including the JUCE Privacy Policy and
the JUCE Website Terms of Service, as applicable, which will bind you. If you
do not agree to the terms of these agreements, we will not license the JUCE
framework to you, and you must discontinue the installation or download
process and cease use of the JUCE framework.
JUCE End User Licence Agreement: https://juce.com/legal/juce-8-licence/
JUCE Privacy Policy: https://juce.com/juce-privacy-policy
JUCE Website Terms of Service: https://juce.com/juce-website-terms-of-service/
Or:
You may also use this code under the terms of the AGPLv3:
https://www.gnu.org/licenses/agpl-3.0.en.html
THE JUCE FRAMEWORK IS PROVIDED "AS IS" WITHOUT ANY WARRANTY, AND ALL
WARRANTIES, WHETHER EXPRESSED OR IMPLIED, INCLUDING WARRANTY OF
MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, ARE DISCLAIMED.
==============================================================================
*/
namespace juce
{
//==============================================================================
// This byte-code is generated from native/java/com/rmsl/juce/JuceWebView.java with min sdk version 16
// See juce_core/native/java/README.txt on how to generate this byte-code.
static const uint8 JuceWebView16ByteCode[] =
{31,139,8,8,150,114,161,94,0,3,74,117,99,101,87,101,98,86,105,101,119,49,54,66,121,116,101,67,111,100,101,46,100,101,120,0,125,
150,93,108,20,85,20,199,207,124,236,78,119,218,110,183,5,74,191,40,109,69,168,72,89,176,162,165,11,88,40,159,101,81,161,88,226,
106,34,211,221,107,59,101,118,102,153,153,109,27,67,16,161,137,134,240,96,4,222,72,140,9,18,35,62,18,195,131,15,4,53,250,226,155,
209,23,30,212,4,195,131,15,198,24,98,20,19,255,119,238,221,101,129,226,110,126,123,206,61,231,220,123,207,189,247,236,204,
45,176,121,115,195,224,38,242,254,253,180,235,204,157,47,183,223,188,240,115,199,231,119,79,174,251,240,23,243,246,209,206,219,
79,221,168,39,42,17,209,252,196,179,45,36,63,247,76,162,17,18,246,165,92,42,68,141,144,55,32,117,200,215,85,162,37,144,39,32,
53,30,131,159,108,29,81,8,217,16,71,27,244,129,181,96,0,188,0,118,130,55,192,9,240,1,184,6,126,0,247,64,171,65,244,28,56,10,22,
192,71,224,107,112,27,212,97,220,149,96,16,236,1,99,224,69,48,14,94,5,71,65,1,216,192,3,62,152,7,111,131,115,224,60,184,4,62,
6,87,193,117,112,19,124,7,126,4,191,130,223,192,63,160,62,65,212,9,214,130,109,96,31,176,64,17,204,131,147,224,12,56,11,222,7,87,
193,55,224,39,240,23,104,54,197,126,96,73,132,212,9,67,18,204,4,51,97,155,169,129,196,62,38,65,19,72,129,102,192,55,126,137,
220,235,101,160,21,44,7,43,65,76,142,119,57,38,108,149,67,106,147,250,103,176,183,75,253,26,244,78,169,127,1,189,67,234,223,66,
239,146,250,247,208,187,165,126,11,250,10,169,95,174,177,223,169,209,255,132,222,35,243,227,227,244,74,157,39,197,215,182,58,
90,99,138,250,229,58,87,71,82,180,99,164,144,8,53,35,89,39,219,9,82,165,140,211,64,36,27,104,125,36,53,26,150,50,19,141,35,226,
76,244,91,19,201,58,74,71,50,65,27,34,105,208,70,57,239,96,36,99,180,37,146,245,180,53,146,58,109,139,246,94,204,155,170,206,
79,145,22,147,123,201,107,58,68,227,138,72,51,26,79,145,231,87,241,47,192,255,149,244,215,75,127,170,198,127,1,254,63,164,159,
103,189,0,253,172,121,95,63,111,138,62,151,76,30,175,69,122,187,41,234,161,148,226,190,62,140,87,74,241,61,127,45,165,80,174,
69,212,137,142,17,248,248,171,77,81,7,227,56,140,210,72,156,212,141,73,172,62,22,249,6,76,81,111,194,103,192,215,18,213,87,101,
158,231,171,243,168,15,205,163,97,30,53,154,71,156,149,66,59,77,81,167,135,183,107,180,66,105,69,250,185,29,42,117,43,73,140,
208,173,172,145,245,168,224,155,192,156,90,212,62,96,138,122,30,31,81,137,247,192,153,168,155,225,75,70,150,210,68,146,244,131,
253,127,243,253,212,163,248,9,83,172,173,54,126,8,163,137,232,38,68,39,177,199,122,180,222,163,166,168,183,241,210,35,99,251,
42,25,199,141,5,227,162,113,101,54,206,207,182,255,46,63,27,158,147,74,51,232,247,4,175,97,229,240,105,172,68,29,95,64,127,12,
184,81,211,227,67,90,3,241,118,41,215,68,123,47,154,52,132,185,186,213,102,165,91,237,83,227,212,161,109,194,46,42,244,76,179,
209,219,127,183,17,214,53,242,185,183,4,115,244,70,187,196,191,61,82,226,89,99,10,191,216,213,100,244,28,172,253,156,122,168,125,
238,161,54,175,17,3,79,2,165,166,205,45,122,85,170,164,73,189,89,214,30,63,111,173,234,173,232,98,12,174,55,227,219,36,107,
211,64,230,75,96,141,111,177,93,59,220,70,13,163,211,190,87,100,163,142,205,220,144,226,82,42,99,148,26,43,231,217,17,54,57,97,
179,185,245,51,214,172,69,90,54,155,165,246,172,229,22,124,207,46,164,167,124,171,52,109,231,131,244,14,59,44,90,165,12,117,
86,93,46,11,211,211,97,88,74,143,7,206,46,223,247,252,12,45,173,58,189,32,125,128,5,129,53,197,50,212,83,181,206,177,201,99,118,
88,237,176,23,118,135,249,139,68,32,165,218,148,51,180,106,145,136,67,44,240,202,126,158,65,150,60,55,192,76,109,139,68,241,
165,101,168,251,49,158,202,248,253,217,188,87,76,251,197,192,73,207,96,75,210,53,251,178,234,193,76,250,254,47,82,198,116,62,62,
134,15,80,176,156,89,251,88,218,114,93,47,180,66,219,115,211,187,220,188,227,5,182,59,53,234,88,65,192,211,125,52,102,159,
235,50,95,250,123,23,241,31,96,197,73,25,192,16,178,44,203,207,51,109,123,232,88,42,135,227,161,207,172,98,134,90,132,217,177,
220,169,244,75,147,51,44,31,62,104,67,28,210,200,144,50,65,234,196,24,105,19,99,89,210,241,147,165,24,255,205,194,154,133,53,
203,173,188,169,228,72,207,69,238,92,54,151,203,82,189,149,207,227,224,119,59,214,84,64,49,198,143,153,140,55,173,89,59,239,185,
100,76,139,19,39,125,218,11,66,170,231,191,59,153,195,66,86,160,58,222,200,122,249,99,148,224,218,97,239,149,128,81,157,29,
236,180,45,199,155,162,70,59,128,193,223,195,130,176,236,51,210,93,171,200,168,209,115,71,177,111,236,136,237,22,188,57,74,162,
137,85,134,53,237,151,81,129,187,241,39,8,166,49,69,163,104,143,135,150,207,103,108,241,220,67,44,207,236,89,86,168,84,36,37,
124,22,148,157,240,64,48,69,173,193,180,87,118,10,251,220,144,161,200,74,225,33,118,188,140,217,201,20,246,172,103,21,40,17,178,
121,254,47,40,58,164,135,211,118,64,90,217,119,40,54,107,57,101,228,56,139,243,166,246,185,74,165,85,19,173,140,212,81,113,
213,36,93,241,45,151,62,158,48,159,170,186,136,214,135,28,149,213,84,58,60,178,164,248,156,216,13,71,89,107,36,213,229,25,117,
102,110,128,2,101,196,72,230,232,45,125,248,233,117,131,92,27,136,188,155,51,234,94,120,7,201,72,110,221,223,221,69,25,117,120,
200,72,158,237,162,253,218,240,208,147,70,242,221,28,141,106,195,171,87,69,182,131,220,185,98,235,123,51,26,109,90,58,208,27,163,
206,149,231,113,13,48,146,164,54,40,67,109,245,106,163,218,167,39,214,45,87,42,138,170,38,149,161,46,181,45,209,134,23,189,
166,146,170,180,104,239,156,210,47,24,218,105,188,167,128,174,220,48,20,229,22,94,104,122,76,133,183,14,222,123,70,92,122,57,9,
229,147,58,68,128,115,9,69,185,14,126,79,240,231,99,51,34,111,153,149,247,179,82,35,71,72,220,107,249,51,179,114,183,229,207,
203,218,251,109,229,142,27,163,251,247,220,56,221,191,235,106,41,161,243,231,188,210,35,238,11,23,160,199,123,164,29,29,149,148,
176,243,123,149,218,35,230,229,119,99,77,198,243,119,191,222,35,239,22,220,32,251,70,119,144,148,200,149,223,195,255,3,213,
111,243,3,192,11,0,0,0,0};
//==============================================================================
// This byte-code is generated from native/javacore/app/com/rmsl/juce/JuceWebView21.java with min sdk version 21
// See juce_core/native/java/README.txt on how to generate this byte-code.
static const uint8 JuceWebView21ByteCode[] =
{31,139,8,8,45,103,161,94,0,3,74,117,99,101,87,101,98,86,105,101,119,50,49,46,100,101,120,0,141,151,93,140,27,87,21,199,207,
204,216,30,219,99,59,182,55,251,145,143,221,110,210,173,178,105,154,186,155,164,52,169,211,106,241,38,219,221,48,41,52,155,108,
138,43,85,154,181,47,235,73,188,51,206,204,120,119,65,162,132,80,148,138,34,148,168,20,181,125,129,135,16,129,4,18,168,125,136,
42,224,133,207,74,60,160,138,135,208,71,210,151,162,128,242,148,86,136,7,254,247,99,28,111,18,34,108,253,124,206,61,231,220,
143,115,239,153,241,76,147,173,103,159,216,255,36,253,228,121,251,31,197,127,189,252,251,226,31,94,89,242,217,87,31,123,227,
151,175,95,184,28,222,168,188,152,39,234,16,209,250,226,129,50,169,207,247,115,68,243,36,237,67,188,173,17,149,32,111,66,38,32,
175,233,68,195,144,215,33,13,200,75,248,105,101,136,110,65,222,74,17,125,6,82,38,81,1,148,192,35,96,18,236,5,115,224,37,176,14,
190,7,126,1,62,4,159,130,209,52,209,83,224,52,248,22,248,41,248,19,184,9,114,24,191,2,102,65,29,120,224,28,232,130,175,129,
243,224,34,120,29,92,2,63,0,111,131,31,130,171,224,93,240,62,248,0,124,8,62,2,55,192,39,224,54,160,44,145,5,6,193,4,120,20,28,
2,243,224,203,160,5,190,14,46,131,119,192,143,193,175,193,7,224,175,224,35,240,49,248,4,220,2,183,65,201,66,206,96,22,188,12,
214,193,101,75,238,25,210,37,164,69,106,106,130,153,176,237,132,227,160,2,216,4,138,36,247,157,31,204,0,216,12,6,213,153,240,
253,31,1,91,192,86,176,19,36,129,174,206,48,165,198,111,165,164,125,64,217,183,170,113,248,103,155,210,59,136,217,174,244,117,
232,99,74,63,223,167,127,23,250,168,210,223,130,254,144,210,175,64,223,161,244,159,245,233,215,160,143,43,253,119,125,246,63,
247,233,215,161,63,172,114,226,99,78,40,253,227,148,220,143,61,98,95,202,180,87,237,205,30,33,101,91,199,247,89,145,167,33,114,
225,251,185,91,228,92,16,237,172,178,91,162,98,185,204,208,62,33,139,180,95,200,36,213,148,156,17,227,202,184,28,250,61,38,100,
142,14,8,153,167,39,133,180,232,115,66,102,233,41,33,53,122,90,200,52,29,17,114,19,29,21,210,164,89,33,83,244,156,56,79,185,
142,114,111,61,132,158,242,124,248,135,207,122,16,141,253,57,82,243,75,127,182,207,63,7,255,11,202,159,87,254,114,159,255,69,
248,47,42,63,63,255,18,244,225,220,29,125,60,39,251,236,206,241,120,67,232,111,91,114,172,78,81,67,123,39,198,235,20,121,93,189,
132,118,189,44,107,48,129,17,248,248,87,45,185,222,5,28,104,103,58,77,250,84,1,89,38,133,239,231,150,220,123,233,203,192,87,22,
181,27,207,115,173,55,79,226,174,121,12,204,163,139,121,146,34,82,163,63,90,50,255,147,159,55,104,84,27,194,242,235,53,157,
198,180,2,70,24,211,118,137,58,78,17,95,111,6,115,26,162,253,23,75,94,43,11,211,58,241,30,83,72,251,16,124,5,97,233,44,150,40,
241,194,228,191,121,93,36,68,252,223,44,153,91,127,252,65,140,38,163,203,136,46,136,154,225,249,222,176,228,117,179,208,185,
103,236,64,39,243,156,249,170,249,166,121,117,53,53,128,21,77,222,166,94,191,127,254,159,253,54,247,250,241,92,116,250,212,146,
53,94,214,78,94,192,14,232,11,175,162,63,6,156,50,18,169,131,198,102,226,237,160,168,163,54,114,134,87,228,247,145,156,209,
89,40,211,220,155,89,58,136,185,199,244,146,54,166,239,212,211,180,213,56,140,211,48,104,95,201,220,49,121,59,15,235,46,117,
239,222,134,57,119,139,221,230,223,73,37,177,239,57,233,151,167,83,16,247,242,254,207,127,238,106,167,19,27,219,188,214,248,169,
104,125,109,110,73,40,153,196,106,99,221,196,105,24,74,31,80,245,204,239,131,70,47,50,214,77,113,15,211,85,164,161,164,166,252,
3,248,150,212,53,144,193,157,99,144,239,255,97,215,115,163,103,41,55,211,10,252,21,54,211,118,153,23,81,74,73,237,24,149,143,
117,27,236,52,91,90,116,217,218,190,169,199,207,56,171,14,105,54,25,182,109,211,22,219,241,154,129,239,54,43,203,129,211,105,
185,141,176,82,115,163,21,167,83,165,82,207,229,177,168,114,42,112,171,180,109,131,169,21,69,157,202,66,216,62,26,4,126,80,165,
205,61,167,31,86,142,179,48,116,150,89,149,198,123,214,53,182,116,214,141,122,29,230,96,111,179,224,62,17,88,106,127,42,85,122,
248,62,17,39,88,232,119,131,6,59,193,206,117,89,136,160,137,7,6,133,29,223,11,177,156,145,251,68,241,125,169,210,216,255,240,
196,139,120,212,110,248,43,149,96,37,108,87,206,96,63,43,27,54,117,98,227,130,39,30,28,171,162,70,31,20,85,165,157,118,211,105,
175,186,103,43,142,231,249,145,19,185,190,87,57,234,53,218,126,232,122,203,51,109,39,12,249,162,239,141,153,247,60,22,40,255,
142,251,248,143,179,149,37,21,192,16,50,104,243,130,168,184,62,58,118,186,209,66,20,48,103,165,74,101,105,110,59,222,114,229,
139,75,103,88,35,218,104,67,28,150,81,37,109,145,244,197,99,100,44,30,179,41,129,31,155,146,252,215,134,21,37,182,104,115,43,
111,106,117,74,212,133,187,110,215,235,54,89,78,163,129,26,153,109,59,203,33,37,25,175,8,202,11,17,31,22,153,95,113,86,221,134,
239,81,106,153,69,167,130,54,153,45,89,51,148,104,249,97,68,22,255,61,194,218,44,98,77,74,243,134,237,55,206,82,134,107,39,
253,83,24,33,237,134,71,92,167,237,47,83,222,13,97,8,158,67,169,116,3,70,9,207,89,97,148,247,189,25,108,39,59,237,122,77,127,
141,10,104,34,249,168,175,253,37,212,240,44,46,175,176,133,41,242,178,189,16,57,1,159,113,192,247,78,176,6,115,87,89,115,14,87,
130,40,106,42,223,49,198,133,78,102,32,107,148,50,1,11,187,237,232,120,184,76,67,97,203,239,182,155,243,94,196,80,159,157,72,
149,49,101,165,221,246,157,38,101,34,182,206,175,178,149,54,37,162,150,27,82,58,242,229,182,147,209,197,118,36,87,157,118,23,
185,172,162,96,104,203,90,92,174,189,132,226,49,183,198,174,190,228,98,223,176,242,241,196,248,164,189,100,135,238,114,196,89,
143,40,251,189,169,15,223,229,233,229,159,90,147,251,185,166,85,204,130,62,92,213,207,172,237,165,87,180,121,179,80,167,111,
107,137,218,19,83,79,115,245,113,225,254,45,85,245,223,124,3,1,7,200,44,60,243,133,177,237,116,88,175,77,155,133,239,108,39,
219,168,77,239,54,11,23,235,116,194,168,29,154,20,182,35,70,109,207,46,161,213,245,218,33,115,244,153,215,254,110,208,225,161,
189,59,146,180,237,161,55,112,223,55,11,164,23,180,233,145,188,190,73,127,36,145,153,26,214,98,69,215,139,218,244,118,125,196,
26,201,145,110,224,233,74,43,39,191,121,62,113,41,109,92,208,73,3,41,237,87,105,77,187,142,127,255,100,74,135,55,11,239,103,
105,83,121,99,44,237,74,6,81,224,181,172,166,189,7,110,130,43,22,191,201,15,162,199,143,248,255,123,81,253,71,104,125,50,126,
223,224,247,250,248,157,131,223,227,251,223,59,226,119,15,254,63,30,191,127,164,232,206,59,136,81,148,58,255,239,210,198,229,
179,22,30,59,40,53,46,237,252,57,75,43,202,231,17,254,92,172,143,203,121,249,59,139,161,226,249,115,81,98,92,206,197,159,157,72,
245,221,175,22,206,215,202,223,143,254,11,250,146,74,12,88,13,0,0,0,0};
#define JNI_CLASS_MEMBERS(METHOD, STATICMETHOD, FIELD, STATICFIELD, CALLBACK) \
METHOD (constructor, "<init>", "(Landroid/content/Context;)V") \
METHOD (getSettings, "getSettings", "()Landroid/webkit/WebSettings;") \
METHOD (canGoBack, "canGoBack", "()Z") \
METHOD (goBack, "goBack", "()V") \
METHOD (goForward, "goForward", "()V") \
METHOD (loadDataWithBaseURL, "loadDataWithBaseURL", "(Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;)V") \
METHOD (loadUrl, "loadUrl", "(Ljava/lang/String;Ljava/util/Map;)V") \
METHOD (postUrl, "postUrl", "(Ljava/lang/String;[B)V") \
METHOD (reload, "reload", "()V") \
METHOD (setWebChromeClient, "setWebChromeClient", "(Landroid/webkit/WebChromeClient;)V") \
METHOD (setWebViewClient, "setWebViewClient", "(Landroid/webkit/WebViewClient;)V") \
METHOD (stopLoading, "stopLoading", "()V")
DECLARE_JNI_CLASS (AndroidWebView, "android/webkit/WebView")
#undef JNI_CLASS_MEMBERS
#define JNI_CLASS_MEMBERS(METHOD, STATICMETHOD, FIELD, STATICFIELD, CALLBACK) \
METHOD (constructor, "<init>", "()V")
DECLARE_JNI_CLASS (AndroidWebChromeClient, "android/webkit/WebChromeClient")
#undef JNI_CLASS_MEMBERS
#define JNI_CLASS_MEMBERS(METHOD, STATICMETHOD, FIELD, STATICFIELD, CALLBACK) \
METHOD (constructor, "<init>", "()V")
DECLARE_JNI_CLASS (AndroidWebViewClient, "android/webkit/WebViewClient")
#undef JNI_CLASS_MEMBERS
#define JNI_CLASS_MEMBERS(METHOD, STATICMETHOD, FIELD, STATICFIELD, CALLBACK) \
STATICMETHOD (getInstance, "getInstance", "()Landroid/webkit/CookieManager;")
DECLARE_JNI_CLASS (AndroidCookieManager, "android/webkit/CookieManager")
#undef JNI_CLASS_MEMBERS
#define JNI_CLASS_MEMBERS(METHOD, STATICMETHOD, FIELD, STATICFIELD, CALLBACK) \
METHOD (setBuiltInZoomControls, "setBuiltInZoomControls", "(Z)V") \
METHOD (setDisplayZoomControls, "setDisplayZoomControls", "(Z)V") \
METHOD (setJavaScriptEnabled, "setJavaScriptEnabled", "(Z)V") \
METHOD (setSupportMultipleWindows, "setSupportMultipleWindows", "(Z)V") \
METHOD (setUserAgentString, "setUserAgentString", "(Ljava/lang/String;)V")
DECLARE_JNI_CLASS (WebSettings, "android/webkit/WebSettings")
#undef JNI_CLASS_MEMBERS
#define JNI_CLASS_MEMBERS(METHOD, STATICMETHOD, FIELD, STATICFIELD, CALLBACK) \
METHOD (toString, "toString", "()Ljava/lang/String;")
DECLARE_JNI_CLASS (SslError, "android/net/http/SslError")
#undef JNI_CLASS_MEMBERS
#define JNI_CLASS_MEMBERS(METHOD, STATICMETHOD, FIELD, STATICFIELD, CALLBACK) \
STATICMETHOD (encode, "encode", "(Ljava/lang/String;Ljava/lang/String;)Ljava/lang/String;")
DECLARE_JNI_CLASS (URLEncoder, "java/net/URLEncoder")
#undef JNI_CLASS_MEMBERS
//==============================================================================
class WebBrowserComponent::Pimpl : public AndroidViewComponent,
public AsyncUpdater
{
public:
Pimpl (WebBrowserComponent& o, const String& userAgent)
: owner (o)
{
auto* env = getEnv();
setView (env->NewObject (AndroidWebView, AndroidWebView.constructor, getMainActivity().get()));
auto settings = LocalRef<jobject> (env->CallObjectMethod ((jobject) getView(), AndroidWebView.getSettings));
env->CallVoidMethod (settings, WebSettings.setJavaScriptEnabled, true);
env->CallVoidMethod (settings, WebSettings.setBuiltInZoomControls, true);
env->CallVoidMethod (settings, WebSettings.setDisplayZoomControls, false);
env->CallVoidMethod (settings, WebSettings.setSupportMultipleWindows, true);
if (userAgent.isNotEmpty())
env->CallVoidMethod (settings, WebSettings.setUserAgentString, javaString (userAgent).get());
juceWebChromeClient = GlobalRef (LocalRef<jobject> (env->NewObject (JuceWebChromeClient, JuceWebChromeClient.constructor,
reinterpret_cast<jlong> (this))));
env->CallVoidMethod ((jobject) getView(), AndroidWebView.setWebChromeClient, juceWebChromeClient.get());
auto sdkVersion = getAndroidSDKVersion();
if (sdkVersion >= 21)
juceWebViewClient = GlobalRef (LocalRef<jobject> (env->NewObject (JuceWebViewClient21, JuceWebViewClient21.constructor,
reinterpret_cast<jlong> (this))));
else
juceWebViewClient = GlobalRef (LocalRef<jobject> (env->NewObject (JuceWebViewClient16, JuceWebViewClient16.constructor,
reinterpret_cast<jlong> (this))));
env->CallVoidMethod ((jobject) getView(), AndroidWebView.setWebViewClient, juceWebViewClient.get());
}
~Pimpl()
{
auto* env = getEnv();
env->CallVoidMethod ((jobject) getView(), AndroidWebView.stopLoading);
auto defaultChromeClient = LocalRef<jobject> (env->NewObject (AndroidWebChromeClient, AndroidWebChromeClient.constructor));
auto defaultViewClient = LocalRef<jobject> (env->NewObject (AndroidWebViewClient, AndroidWebViewClient .constructor));
env->CallVoidMethod ((jobject) getView(), AndroidWebView.setWebChromeClient, defaultChromeClient.get());
env->CallVoidMethod ((jobject) getView(), AndroidWebView.setWebViewClient, defaultViewClient .get());
masterReference.clear();
// if other Java thread is waiting for us to respond to page load request
// wake it up immediately (false answer will be sent), so that it releases
// the lock we need when calling hostDeleted.
responseReadyEvent.signal();
env->CallVoidMethod (juceWebViewClient, getAndroidSDKVersion() >= 21 ? JuceWebViewClient21.hostDeleted
: JuceWebViewClient16.hostDeleted);
}
void goToURL (const String& url,
const StringArray* headers,
const MemoryBlock* postData)
{
auto* env = getEnv();
if (headers == nullptr && postData == nullptr)
{
env->CallVoidMethod ((jobject) getView(), AndroidWebView.loadUrl, javaString (url).get(), 0);
}
else if (headers != nullptr && postData == nullptr)
{
auto headersMap = LocalRef<jobject> (env->NewObject (JavaHashMap,
JavaHashMap.constructorWithCapacity,
headers->size()));
for (const auto& header : *headers)
{
auto name = header.upToFirstOccurrenceOf (":", false, false).trim();
auto value = header.fromFirstOccurrenceOf (":", false, false).trim();
env->CallObjectMethod (headersMap, JavaMap.put,
javaString (name).get(),
javaString (value).get());
}
env->CallVoidMethod ((jobject) getView(), AndroidWebView.loadUrl,
javaString (url).get(), headersMap.get());
}
else if (headers == nullptr && postData != nullptr)
{
auto dataStringJuce = postData->toString();
auto dataStringJava = javaString (dataStringJuce);
auto encodingString = LocalRef<jobject> (env->CallStaticObjectMethod (URLEncoder, URLEncoder.encode,
dataStringJava.get(), javaString ("utf-8").get()));
auto bytes = LocalRef<jbyteArray> ((jbyteArray) env->CallObjectMethod (encodingString, JavaString.getBytes));
env->CallVoidMethod ((jobject) getView(), AndroidWebView.postUrl,
javaString (url).get(), bytes.get());
}
else if (headers != nullptr && postData != nullptr)
{
// There is no support for both extra headers and post data in Android WebView, so
// we need to open URL manually.
URL urlToUse = URL (url).withPOSTData (*postData);
connectionThread.reset (new ConnectionThread (*this, urlToUse, *headers));
}
}
void stop()
{
connectionThread = nullptr;
getEnv()->CallVoidMethod ((jobject) getView(), AndroidWebView.stopLoading);
}
void goBack()
{
connectionThread = nullptr;
auto* env = getEnv();
auto view = (jobject) getView();
if (env->CallBooleanMethod (view, AndroidWebView.canGoBack))
env->CallVoidMethod (view, AndroidWebView.goBack);
else
owner.reloadLastURL();
}
void goForward()
{
connectionThread = nullptr;
getEnv()->CallVoidMethod ((jobject) getView(), AndroidWebView.goForward);
}
void refresh()
{
connectionThread = nullptr;
getEnv()->CallVoidMethod ((jobject) getView(), AndroidWebView.reload);
}
void handleAsyncUpdate()
{
jassert (connectionThread != nullptr);
if (connectionThread == nullptr)
return;
auto& result = connectionThread->getResult();
if (result.statusCode >= 200 && result.statusCode < 300)
{
auto url = javaString (result.url);
auto data = javaString (result.data);
auto mimeType = javaString ("text/html");
auto encoding = javaString ("utf-8");
getEnv()->CallVoidMethod ((jobject) getView(), AndroidWebView.loadDataWithBaseURL,
url.get(), data.get(), mimeType.get(),
encoding.get(), 0);
}
else
{
owner.pageLoadHadNetworkError (result.description);
}
}
bool handlePageAboutToLoad (const String& url)
{
if (MessageManager::getInstance()->isThisTheMessageThread())
return owner.pageAboutToLoad (url);
WeakReference<Pimpl> weakRef (this);
if (weakRef == nullptr)
return false;
responseReadyEvent.reset();
bool shouldLoad = false;
MessageManager::callAsync ([weakRef, url, &shouldLoad]
{
if (weakRef == nullptr)
return;
shouldLoad = weakRef->owner.pageAboutToLoad (url);
weakRef->responseReadyEvent.signal();
});
responseReadyEvent.wait (-1);
return shouldLoad;
}
WebBrowserComponent& owner;
private:
class ConnectionThread final : private Thread
{
public:
struct Result
{
String url;
int statusCode = 0;
String description;
String data;
};
ConnectionThread (Pimpl& ownerToUse,
URL& url,
const StringArray& headers)
: Thread ("WebBrowserComponent::Pimpl::ConnectionThread"),
owner (ownerToUse),
webInputStream (new WebInputStream (url, true))
{
webInputStream->withExtraHeaders (headers.joinIntoString ("\n"));
webInputStream->withConnectionTimeout (10000);
result.url = url.toString (true);
startThread();
}
~ConnectionThread() override
{
webInputStream->cancel();
signalThreadShouldExit();
waitForThreadToExit (10000);
webInputStream = nullptr;
}
void run() override
{
if (! webInputStream->connect (nullptr))
{
result.description = "Could not establish connection";
owner.triggerAsyncUpdate();
return;
}
result.statusCode = webInputStream->getStatusCode();
result.description = "Status code: " + String (result.statusCode);
readFromInputStream();
owner.triggerAsyncUpdate();
}
const Result& getResult() { return result; }
private:
void readFromInputStream()
{
MemoryOutputStream ostream;
for (;;)
{
if (threadShouldExit())
return;
char buffer [8192];
auto num = webInputStream->read (buffer, sizeof (buffer));
if (num <= 0)
break;
ostream.write (buffer, (size_t) num);
}
result.data = ostream.toUTF8();
}
Pimpl& owner;
std::unique_ptr<WebInputStream> webInputStream;
Result result;
};
//==============================================================================
#define JNI_CLASS_MEMBERS(METHOD, STATICMETHOD, FIELD, STATICFIELD, CALLBACK) \
METHOD (constructor, "<init>", "(J)V") \
METHOD (hostDeleted, "hostDeleted", "()V") \
CALLBACK (generatedCallback<&Pimpl::webViewReceivedHttpError>, "webViewReceivedHttpError", "(JLandroid/webkit/WebView;Landroid/webkit/WebResourceRequest;Landroid/webkit/WebResourceResponse;)V") \
CALLBACK (generatedCallback<&Pimpl::webViewPageLoadStarted>, "webViewPageLoadStarted", "(JLandroid/webkit/WebView;Ljava/lang/String;)Z") \
CALLBACK (generatedCallback<&Pimpl::webViewPageLoadFinished>, "webViewPageLoadFinished", "(JLandroid/webkit/WebView;Ljava/lang/String;)V") \
CALLBACK (generatedCallback<&Pimpl::webViewReceivedSslError>, "webViewReceivedSslError", "(JLandroid/webkit/WebView;Landroid/webkit/SslErrorHandler;Landroid/net/http/SslError;)V") \
DECLARE_JNI_CLASS_WITH_BYTECODE (JuceWebViewClient21, "com/rmsl/juce/JuceWebView21$Client", 21, JuceWebView21ByteCode)
#undef JNI_CLASS_MEMBERS
#define JNI_CLASS_MEMBERS(METHOD, STATICMETHOD, FIELD, STATICFIELD, CALLBACK) \
METHOD (constructor, "<init>", "(J)V") \
METHOD (hostDeleted, "hostDeleted", "()V") \
CALLBACK (generatedCallback<&Pimpl::webViewPageLoadStarted>, "webViewPageLoadStarted", "(JLandroid/webkit/WebView;Ljava/lang/String;)Z") \
CALLBACK (generatedCallback<&Pimpl::webViewPageLoadFinished>, "webViewPageLoadFinished", "(JLandroid/webkit/WebView;Ljava/lang/String;)V") \
CALLBACK (generatedCallback<&Pimpl::webViewReceivedSslError>, "webViewReceivedSslError", "(JLandroid/webkit/WebView;Landroid/webkit/SslErrorHandler;Landroid/net/http/SslError;)V") \
DECLARE_JNI_CLASS_WITH_BYTECODE (JuceWebViewClient16, "com/rmsl/juce/JuceWebView$Client", 16, JuceWebView16ByteCode)
#undef JNI_CLASS_MEMBERS
static jboolean webViewPageLoadStarted (JNIEnv*, Pimpl& t, jobject /*webView*/, jstring url)
{
return t.handlePageAboutToLoad (juceString (url));
}
static void webViewPageLoadFinished (JNIEnv*, Pimpl& t, jobject /*webView*/, jstring url)
{
t.owner.pageFinishedLoading (juceString (url));
}
static void webViewReceivedSslError (JNIEnv* env, Pimpl& t, jobject /*webView*/, jobject /*sslErrorHandler*/, jobject sslError)
{
const auto errorString = LocalRef<jstring> ((jstring) env->CallObjectMethod (sslError, SslError.toString));
t.owner.pageLoadHadNetworkError (juceString (errorString));
}
//==============================================================================
#define JNI_CLASS_MEMBERS(METHOD, STATICMETHOD, FIELD, STATICFIELD, CALLBACK) \
METHOD (constructor, "<init>", "(J)V") \
CALLBACK (generatedCallback<&Pimpl::webViewCloseWindowRequest>, "webViewCloseWindowRequest", "(JLandroid/webkit/WebView;)V") \
CALLBACK (generatedCallback<&Pimpl::webViewCreateWindowRequest>, "webViewCreateWindowRequest", "(JLandroid/webkit/WebView;)V") \
DECLARE_JNI_CLASS (JuceWebChromeClient, "com/rmsl/juce/JuceWebView$ChromeClient")
#undef JNI_CLASS_MEMBERS
static void webViewCloseWindowRequest (JNIEnv*, Pimpl& t, jobject)
{
t.owner.windowCloseRequest();
}
static void webViewCreateWindowRequest (JNIEnv*, Pimpl& t, jobject)
{
t.owner.newWindowAttemptingToLoad ({});
}
//==============================================================================
static void webViewReceivedHttpError (JNIEnv* env, Pimpl& t, jobject /*webView*/, jobject /*request*/, jobject errorResponse)
{
LocalRef<jclass> responseClass (env->FindClass ("android/webkit/WebResourceResponse"));
if (responseClass != nullptr)
{
jmethodID method = env->GetMethodID (responseClass, "getReasonPhrase", "()Ljava/lang/String;");
if (method != nullptr)
{
auto errorString = LocalRef<jstring> ((jstring) env->CallObjectMethod (errorResponse, method));
t.owner.pageLoadHadNetworkError (juceString (errorString));
return;
}
}
// Should never get here!
jassertfalse;
t.owner.pageLoadHadNetworkError ({});
}
//==============================================================================
GlobalRef juceWebChromeClient;
GlobalRef juceWebViewClient;
std::unique_ptr<ConnectionThread> connectionThread;
WaitableEvent responseReadyEvent;
WeakReference<Pimpl>::Master masterReference;
friend class WeakReference<Pimpl>;
};
//==============================================================================
WebBrowserComponent::WebBrowserComponent (const Options& options)
: blankPageShown (false),
unloadPageWhenHidden (! options.keepsPageLoadedWhenBrowserIsHidden())
{
setOpaque (true);
browser.reset (new Pimpl (*this, options.getUserAgent()));
addAndMakeVisible (browser.get());
}
WebBrowserComponent::~WebBrowserComponent() = default;
//==============================================================================
void WebBrowserComponent::goToURL (const String& url,
const StringArray* headers,
const MemoryBlock* postData)
{
lastURL = url;
if (headers != nullptr)
lastHeaders = *headers;
else
lastHeaders.clear();
if (postData != nullptr)
lastPostData = *postData;
else
lastPostData.reset();
blankPageShown = false;
browser->goToURL (url, headers, postData);
}
void WebBrowserComponent::stop()
{
browser->stop();
}
void WebBrowserComponent::goBack()
{
browser->goBack();
lastURL.clear();
blankPageShown = false;
}
void WebBrowserComponent::goForward()
{
lastURL.clear();
browser->goForward();
}
void WebBrowserComponent::refresh()
{
browser->refresh();
}
//==============================================================================
void WebBrowserComponent::paint (Graphics& g)
{
g.fillAll (Colours::white);
}
void WebBrowserComponent::checkWindowAssociation()
{
if (isShowing())
{
if (blankPageShown)
goBack();
}
else
{
if (unloadPageWhenHidden && ! blankPageShown)
{
// when the component becomes invisible, some stuff like flash
// carries on playing audio, so we need to force it onto a blank
// page to avoid this, (and send it back when it's made visible again).
blankPageShown = true;
browser->goToURL ("about:blank", nullptr, nullptr);
}
}
}
void WebBrowserComponent::reloadLastURL()
{
if (lastURL.isNotEmpty())
{
goToURL (lastURL, &lastHeaders, lastPostData.isEmpty() ? nullptr : &lastPostData);
lastURL.clear();
}
}
void WebBrowserComponent::parentHierarchyChanged()
{
checkWindowAssociation();
}
void WebBrowserComponent::resized()
{
browser->setSize (getWidth(), getHeight());
}
void WebBrowserComponent::visibilityChanged()
{
checkWindowAssociation();
}
void WebBrowserComponent::focusGainedWithDirection (FocusChangeType, FocusChangeDirection)
{
}
void WebBrowserComponent::clearCookies()
{
auto* env = getEnv();
auto cookieManager = LocalRef<jobject> (env->CallStaticObjectMethod (AndroidCookieManager,
AndroidCookieManager.getInstance));
jmethodID clearCookiesMethod = nullptr;
if (getAndroidSDKVersion() >= 21)
{
clearCookiesMethod = env->GetMethodID (AndroidCookieManager, "removeAllCookies", "(Landroid/webkit/ValueCallback;)V");
env->CallVoidMethod (cookieManager, clearCookiesMethod, 0);
}
else
{
clearCookiesMethod = env->GetMethodID (AndroidCookieManager, "removeAllCookie", "()V");
env->CallVoidMethod (cookieManager, clearCookiesMethod);
}
}
bool WebBrowserComponent::areOptionsSupported (const Options& options)
{
return (options.getBackend() == Options::Backend::defaultBackend);
}
} // namespace juce
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