From 8b8c65072aedef94610748ce92c2ed3a19fd5517 Mon Sep 17 00:00:00 2001 From: "Matt A. Tobin" Date: Sat, 3 Feb 2018 06:25:10 -0500 Subject: Purge b2g/ --- b2g/chrome/content/screen.js | 276 ------------------------------------------- 1 file changed, 276 deletions(-) delete mode 100644 b2g/chrome/content/screen.js (limited to 'b2g/chrome/content/screen.js') diff --git a/b2g/chrome/content/screen.js b/b2g/chrome/content/screen.js deleted file mode 100644 index a893e8844..000000000 --- a/b2g/chrome/content/screen.js +++ /dev/null @@ -1,276 +0,0 @@ -// screen.js: -// Set the screen size, pixel density and scaling of the b2g client screen -// based on the --screen command-line option, if there is one. -// -// TODO: support multiple device pixels per CSS pixel -// - -var browserWindow = Services.wm.getMostRecentWindow("navigator:browser"); -var isMulet = "ResponsiveUI" in browserWindow; -Cu.import("resource://gre/modules/GlobalSimulatorScreen.jsm"); - -window.addEventListener('ContentStart', onStart); -window.addEventListener('SafeModeStart', onStart); - -// We do this on ContentStart and SafeModeStart because querying the -// displayDPI fails otherwise. -function onStart() { - // This is the toplevel element - let shell = document.getElementById('shell'); - - // The element inside it - let browser = document.getElementById('systemapp'); - - // Figure out the native resolution of the screen - let windowUtils = window.QueryInterface(Ci.nsIInterfaceRequestor) - .getInterface(Components.interfaces.nsIDOMWindowUtils); - let hostDPI = windowUtils.displayDPI; - - let DEFAULT_SCREEN = '320x480'; - - // This is a somewhat random selection of named screens. - // Add more to this list when we support more hardware. - // Data from: http://en.wikipedia.org/wiki/List_of_displays_by_pixel_density - let screens = { - iphone: { - name: 'Apple iPhone', width:320, height:480, dpi:163 - }, - ipad: { - name: 'Apple iPad', width:1024, height:768, dpi:132 - }, - nexus_s: { - name: 'Samsung Nexus S', width:480, height:800, dpi:235 - }, - galaxy_s2: { - name: 'Samsung Galaxy SII (I9100)', width:480, height:800, dpi:219 - }, - galaxy_nexus: { - name: 'Samsung Galaxy Nexus', width:720, height:1280, dpi:316 - }, - galaxy_tab: { - name: 'Samsung Galaxy Tab 10.1', width:800, height:1280, dpi:149 - }, - wildfire: { - name: 'HTC Wildfire', width:240, height:320, dpi:125 - }, - tattoo: { - name: 'HTC Tattoo', width:240, height:320, dpi:143 - }, - salsa: { - name: 'HTC Salsa', width:320, height:480, dpi:170 - }, - chacha: { - name: 'HTC ChaCha', width:320, height:480, dpi:222 - }, - }; - - // Get the command line arguments that were passed to the b2g client - let args; - try { - let service = Cc["@mozilla.org/commandlinehandler/general-startup;1?type=b2gcmds"].getService(Ci.nsISupports); - args = service.wrappedJSObject.cmdLine; - } catch(e) {} - - let screenarg = null; - - // Get the --screen argument from the command line - try { - if (args) { - screenarg = args.handleFlagWithParam('screen', false); - } - - // Override default screen size with a pref - if (screenarg === null && Services.prefs.prefHasUserValue('b2g.screen.size')) { - screenarg = Services.prefs.getCharPref('b2g.screen.size'); - } - - // If there isn't one, use the default screen - if (screenarg === null) - screenarg = DEFAULT_SCREEN; - - // With no value, tell the user how to use it - if (screenarg == '') - usage(); - } - catch(e) { - // If getting the argument value fails, its an error - usage(); - } - - // Special case --screen=full goes into fullscreen mode - if (screenarg === 'full') { - shell.setAttribute('sizemode', 'fullscreen'); - return; - } - - let width, height, ratio = 1.0; - let lastResizedWidth; - - if (screenarg in screens) { - // If this is a named screen, get its data - let screen = screens[screenarg]; - width = screen.width; - height = screen.height; - ratio = screen.ratio; - } else { - // Otherwise, parse the resolution and density from the --screen value. - // The supported syntax is WIDTHxHEIGHT[@DPI] - let match = screenarg.match(/^(\d+)x(\d+)(@(\d+(\.\d+)?))?$/); - - // Display usage information on syntax errors - if (match == null) - usage(); - - // Convert strings to integers - width = parseInt(match[1], 10); - height = parseInt(match[2], 10); - if (match[4]) - ratio = parseFloat(match[4], 10); - - // If any of the values came out 0 or NaN or undefined, display usage - if (!width || !height || !ratio) { - usage(); - } - } - - Services.prefs.setCharPref('layout.css.devPixelsPerPx', - ratio == 1 ? -1 : ratio); - let defaultOrientation = width < height ? 'portrait' : 'landscape'; - GlobalSimulatorScreen.mozOrientation = GlobalSimulatorScreen.screenOrientation = defaultOrientation; - - function resize() { - GlobalSimulatorScreen.width = width; - GlobalSimulatorScreen.height = height; - - // Set the window width and height to desired size plus chrome - // Include the size of the toolbox displayed under the system app - let controls = document.getElementById('controls'); - let controlsHeight = controls ? controls.getBoundingClientRect().height : 0; - - if (isMulet) { - let tab = browserWindow.gBrowser.selectedTab; - let responsive = ResponsiveUIManager.getResponsiveUIForTab(tab); - responsive.setSize(width + 16*2, - height + controlsHeight + 61); - } else { - let chromewidth = window.outerWidth - window.innerWidth; - let chromeheight = window.outerHeight - window.innerHeight + controlsHeight; - - if (lastResizedWidth == width) { - return; - } - lastResizedWidth = width; - - window.resizeTo(width + chromewidth, - height + chromeheight); - } - - let frameWidth = width, frameHeight = height; - - // If the current app doesn't supports the current screen orientation - // still resize the window, but rotate its frame so that - // it is displayed rotated on the side - let shouldFlip = GlobalSimulatorScreen.mozOrientation != GlobalSimulatorScreen.screenOrientation; - - if (shouldFlip) { - frameWidth = height; - frameHeight = width; - } - - // Set the browser element to the full unscaled size of the screen - let style = browser.style; - style.transform = ''; - style.height = 'calc(100% - ' + controlsHeight + 'px)'; - style.bottom = controlsHeight; - - style.width = frameWidth + "px"; - style.height = frameHeight + "px"; - - if (shouldFlip) { - // Display the system app with a 90° clockwise rotation - let shift = Math.floor(Math.abs(frameWidth - frameHeight) / 2); - style.transform += - ' rotate(0.25turn) translate(-' + shift + 'px, -' + shift + 'px)'; - } - } - - // Resize on startup - resize(); - - // Catch manual resizes to update the internal device size. - window.onresize = function() { - let controls = document.getElementById('controls'); - let controlsHeight = controls ? controls.getBoundingClientRect().height : 0; - - width = window.innerWidth; - height = window.innerHeight - controlsHeight; - - queueResize(); - }; - - // Then resize on each rotation button click, - // or when the system app lock/unlock the orientation - Services.obs.addObserver(function orientationChangeListener(subject) { - let screen = subject.wrappedJSObject; - let { mozOrientation, screenOrientation } = screen; - - // If we have an orientation different than the current one, - // we switch the sizes - if (screenOrientation != defaultOrientation) { - let w = width; - width = height; - height = w; - } - defaultOrientation = screenOrientation; - - queueResize(); - }, 'simulator-adjust-window-size', false); - - // Queue resize request in order to prevent race and slowdowns - // by requesting resize multiple times per loop - let resizeTimeout; - function queueResize() { - if (resizeTimeout) { - clearTimeout(resizeTimeout); - } - resizeTimeout = setTimeout(function () { - resizeTimeout = null; - resize(); - }, 0); - } - - // A utility function like console.log() for printing to the terminal window - // Uses dump(), but enables it first, if necessary - function print() { - let dump_enabled = - Services.prefs.getBoolPref('browser.dom.window.dump.enabled'); - - if (!dump_enabled) - Services.prefs.setBoolPref('browser.dom.window.dump.enabled', true); - - dump(Array.prototype.join.call(arguments, ' ') + '\n'); - - if (!dump_enabled) - Services.prefs.setBoolPref('browser.dom.window.dump.enabled', false); - } - - // Print usage info for --screen and exit - function usage() { - // Documentation for the --screen argument - let msg = - 'The --screen argument specifies the desired resolution and\n' + - 'pixel density of the simulated device screen. Use it like this:\n' + - '\t--screen=WIDTHxHEIGHT\t\t\t// E.g.: --screen=320x480\n' + - '\t--screen=WIDTHxHEIGHT@DOTS_PER_INCH\t// E.g.: --screen=480x800@250\n' + - '\t--screen=full\t\t\t\t// run in fullscreen mode\n' + - '\nYou can also specify certain device names:\n'; - for(let p in screens) - msg += '\t--screen=' + p + '\t// ' + screens[p].name + '\n'; - - // Display the usage message - print(msg); - - // Exit the b2g client - Services.startup.quit(Ci.nsIAppStartup.eAttemptQuit); - } -} -- cgit v1.2.3