Review Request 116559: Provide a proxy javascript can call to say when its finished initialising its part of the AdiumThemeView. Fixes 325183

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This review has been submitted with commit 9a0d4e6910767879be731d09438213de10da4985 by David Edmundson on behalf of Diane Trout to branch kde-telepathy-0.8.

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On March 6, 2014, 10:23 a.m., Diane Trout wrote:
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> (Updated March 6, 2014, 10:23 a.m.)
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> 
> Review request for Telepathy.
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> Bugs: 325183
>     http://bugs.kde.org/show_bug.cgi?id=325183
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> Repository: ktp-text-ui
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> Description
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> What I discovered is that occasionally the AdiumThemeView will fire its loadFinished event before the body has finished loading. (which also means that some of the javascript functions don't get defined as they're created from the onLoad property of body.
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> What this patch does is injects a small proxy QObject (AdiumThemeViewProxy) into the javascript environment in AdiumThemeView::injectProxyIntoJavascript(). The proxy gives javascript access to a signal that it can call at the end of a new "configureEnvironment" javascript function. 
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> I added the new function instead of adding the signal to the end of the current initStyles functions because that appears to be overridable by some of the themes.
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> Also since this now lets you definitavely know that javascript is ready to append your messages, I removed some extra sendDemoMessages calls. 
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> I'm not sure what happens if a theme tries to override data/Template.html though.
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> Also I stuck AdiumThemeViewProxy in with the AdiumThemeView because it seemed small and tightly coupled with AdiumThemeView. However it seems like the convention is every class gets its own .h/.cpp file. So that might need to be fixed.
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> Diffs
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>   config/appearance-config-tab.cpp ffef4f6 
>   lib/adium-theme-view.h 8d17f9d 
>   lib/adium-theme-view.cpp 635a877 
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> Diff: https://git.reviewboard.kde.org/r/116559/diff/
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> Testing
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> Set message style to Renkoo for both normal chat and group chat.
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> closed ktp-text-ui. 
> reloaded ktp-text-ui. 
> loaded configuration dialog. Clicked on both tabs. checked that they both rendered
> close configuration dialog.
> repeat opening the configuration dialog box and checking both tabs a few times.
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> Before the patch usually at least one of the tabs wouldn't render. It was somewhat random which one wouldn't render, and occasionally they both would render correctly.
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> I tried multiple times post patch and have yet to see it fail.
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> Thanks,
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> Diane Trout
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