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Allow apps to resize/reposition their windows

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The resizing and repositioning is safe from abuse in that the window's position and size cannot cause it to escape the viewport. More could be done here, e.g. rate limit resize/repos. I will request rate-limiting in a separate issue.
This commit is contained in:
Nariman Jelveh 2024-03-15 16:53:05 -07:00
parent a52a49797a
commit a5584317c8
1 changed files with 92 additions and 1 deletions
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93
src/IPC.js
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@ -333,7 +333,6 @@ window.addEventListener('message', async (event) => {
initiating_app_uuid: app_uuid,
});
}
//--------------------------------------------------------
// setWindowTitle
//--------------------------------------------------------
@ -347,6 +346,98 @@ window.addEventListener('message', async (event) => {
}, '*');
}
//--------------------------------------------------------
// setWindowWidth
//--------------------------------------------------------
else if(event.data.msg === 'setWindowWidth' && event.data.width !== undefined){
event.data.width = parseFloat(event.data.width);
// must be at least 200
if(event.data.width < 200)
event.data.width = 200;
// set window width
$($el_parent_window).css('width', event.data.width);
// send confirmation to requester window
target_iframe.contentWindow.postMessage({
original_msg_id: msg_id,
}, '*');
}
//--------------------------------------------------------
// setWindowHeight
//--------------------------------------------------------
else if(event.data.msg === 'setWindowHeight' && event.data.height !== undefined){
event.data.height = parseFloat(event.data.height);
// must be at least 200
if(event.data.height < 200)
event.data.height = 200;
// convert to number and set
$($el_parent_window).css('height', event.data.height);
// send confirmation to requester window
target_iframe.contentWindow.postMessage({
original_msg_id: msg_id,
}, '*');
}
//--------------------------------------------------------
// setWindowSize
//--------------------------------------------------------
else if(event.data.msg === 'setWindowSize' && (event.data.width !== undefined || event.data.height !== undefined)){
// convert to number and set
if(event.data.width !== undefined){
event.data.width = parseFloat(event.data.width);
// must be at least 200
if(event.data.width < 200)
event.data.width = 200;
$($el_parent_window).css('width', event.data.width);
}
if(event.data.height !== undefined){
event.data.height = parseFloat(event.data.height);
// must be at least 200
if(event.data.height < 200)
event.data.height = 200;
$($el_parent_window).css('height', event.data.height);
}
// send confirmation to requester window
target_iframe.contentWindow.postMessage({
original_msg_id: msg_id,
}, '*');
}
//--------------------------------------------------------
// setWindowPosition
//--------------------------------------------------------
else if(event.data.msg === 'setWindowPosition' && (event.data.x !== undefined || event.data.y !== undefined)){
// convert to number and set
if(event.data.x !== undefined){
event.data.x = parseFloat(event.data.x);
// we don't want the window to go off the left edge of the screen
if(event.data.x < 0)
event.data.x = 0;
// we don't want the window to go off the right edge of the screen
if(event.data.x > window.innerWidth - 100)
event.data.x = window.innerWidth - 100;
// set window left
$($el_parent_window).css('left', parseFloat(event.data.x));
}
if(event.data.y !== undefined){
event.data.y = parseFloat(event.data.y);
// we don't want the window to go off the top edge of the screen
if(event.data.y < window.taskbar_height)
event.data.y = window.taskbar_height;
// we don't want the window to go off the bottom edge of the screen
if(event.data.y > window.innerHeight - 100)
event.data.y = window.innerHeight - 100;
// set window top
$($el_parent_window).css('top', parseFloat(event.data.y));
}
// send confirmation to requester window
target_iframe.contentWindow.postMessage({
original_msg_id: msg_id,
}, '*');
}
//--------------------------------------------------------
// watchItem
//--------------------------------------------------------
else if(event.data.msg === 'watchItem' && event.data.item_uid !== undefined){