static/panes/device-view.js - compiler-explorer - Rivoreo Source Code Repositories

 // Copyright (c) 2020, Compiler Explorer Authors
 // All rights reserved.
 //
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are met:
 //
 //     * Redistributions of source code must retain the above copyright notice,
 //       this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above copyright
 //       notice, this list of conditions and the following disclaimer in the
 //       documentation and/or other materials provided with the distribution.
 //
 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 // AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 // ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
 // LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 // CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 // SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 // INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 // CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.

 'use strict';

 var FontScale = require('../widgets/fontscale').FontScale;
 var monaco = require('monaco-editor');
 var _ = require('underscore');
 var $ = require('jquery');
 var colour = require('../colour');
 var ga = require('../analytics').ga;
 var monacoConfig = require('../monaco-config');
 var PaneRenaming = require('../widgets/pane-renaming').PaneRenaming;

 var TomSelect = require('tom-select');

 function DeviceAsm(hub, container, state) {
     this.container = container;
     this.eventHub = hub.createEventHub();
     this.domRoot = container.getElement();
     this.domRoot.html($('#device').html());

     this.decorations = {};
     this.prevDecorations = [];
     var root = this.domRoot.find('.monaco-placeholder');

     this.deviceEditor = monaco.editor.create(
         root[0],
         monacoConfig.extendConfig({
             language: 'asm',
             readOnly: true,
             glyphMargin: true,
             lineNumbersMinChars: 3,
         })
     );

     this._compilerId = state.id;
     this._compilerName = state.compilerName;
     this._editorId = state.editorid;
     this._treeId = state.treeid;

     this.awaitingInitialResults = false;
     this.selection = state.selection;
     this.selectedDevice = state.device || '';
     this.devices = null;

     this.settings = {};

     this.colours = [];
     this.deviceCode = [];
     this.lastColours = [];
     this.lastColourScheme = {};

     var changeDeviceEl = this.domRoot[0].querySelector('.change-device');
     this.selectize = new TomSelect(changeDeviceEl, {
         sortField: 'name',
         valueField: 'name',
         labelField: 'name',
         searchField: ['name'],
         options: [],
         items: [],
         dropdownParent: 'body',
         plugins: ['input_autogrow'],
     });

     this.paneRenaming = new PaneRenaming(this, state);

     this.initButtons(state);
     this.initCallbacks();
     this.initEditorActions();

     if (state && state.irOutput) {
         this.showDeviceAsmResults(state.irOutput);
     }

     ga.proxy('send', {
         hitType: 'event',
         eventCategory: 'OpenViewPane',
         eventAction: 'DeviceAsm',
     });
 }

 DeviceAsm.prototype.initEditorActions = function () {
     this.deviceEditor.addAction({
         id: 'viewsource',
         label: 'Scroll to source',
         keybindings: [monaco.KeyMod.CtrlCmd | monaco.KeyCode.F10],
         keybindingContext: null,
         contextMenuGroupId: 'navigation',
         contextMenuOrder: 1.5,
         run: _.bind(function (ed) {
             var position = ed.getPosition();
             if (position != null) {
                 var desiredLine = position.lineNumber - 1;
                 var source = this.deviceCode[desiredLine].source;
                 if (source !== null && source.file === null) {
                     // a null file means it was the user's source
                     this.eventHub.emit('editorLinkLine', this._editorId, source.line, -1, true);
                 }
             }
         }, this),
     });
 };

 DeviceAsm.prototype.initButtons = function (state) {
     this.fontScale = new FontScale(this.domRoot, state, this.deviceEditor);

     this.topBar = this.domRoot.find('.top-bar');
 };

 DeviceAsm.prototype.initCallbacks = function () {
     this.linkedFadeTimeoutId = -1;
     this.mouseMoveThrottledFunction = _.throttle(_.bind(this.onMouseMove, this), 50);
     this.deviceEditor.onMouseMove(
         _.bind(function (e) {
             this.mouseMoveThrottledFunction(e);
         }, this)
     );

     this.cursorSelectionThrottledFunction = _.throttle(_.bind(this.onDidChangeCursorSelection, this), 500);
     this.deviceEditor.onDidChangeCursorSelection(
         _.bind(function (e) {
             this.cursorSelectionThrottledFunction(e);
         }, this)
     );

     this.fontScale.on('change', _.bind(this.updateState, this));
     this.selectize.on('change', _.bind(this.onDeviceSelect, this));
     this.paneRenaming.on('renamePane', this.updateState.bind(this));

     this.container.on('destroy', this.close, this);

     this.eventHub.on('compileResult', this.onCompileResponse, this);
     this.eventHub.on('compiler', this.onCompiler, this);
     this.eventHub.on('colours', this.onColours, this);
     this.eventHub.on('panesLinkLine', this.onPanesLinkLine, this);
     this.eventHub.on('compilerClose', this.onCompilerClose, this);
     this.eventHub.on('settingsChange', this.onSettingsChange, this);
     this.eventHub.emit('deviceViewOpened', this._compilerId);
     this.eventHub.emit('requestSettings');

     this.container.on('resize', this.resize, this);
     this.container.on('shown', this.resize, this);
 };

 // TODO: de-dupe with compiler etc
 DeviceAsm.prototype.resize = function () {
     var topBarHeight = this.topBar.outerHeight(true);
     this.deviceEditor.layout({
         width: this.domRoot.width(),
         height: this.domRoot.height() - topBarHeight,
     });
 };

 DeviceAsm.prototype.onCompileResponse = function (id, compiler, result) {
     if (this._compilerId !== id) return;
     this.devices = result.devices;
     var deviceNames = [];
     if (!this.devices) {
         this.showDeviceAsmResults([{text: '<No output>'}]);
     } else {
         deviceNames = Object.keys(this.devices);
     }

     this.makeDeviceSelector(deviceNames);
     this.updateDeviceAsm();

     // Why call this explicitly instead of just listening to the "colours" event?
     // Because the recolouring happens before this editors value is set using "showDeviceAsmResults".
     this.onColours(this._compilerId, this.lastColours, this.lastColourScheme);
 };

 DeviceAsm.prototype.makeDeviceSelector = function (deviceNames) {
     var selectize = this.selectize;

     _.each(
         selectize.options,
         function (p) {
             if (deviceNames.indexOf(p.name) === -1) {
                 selectize.removeOption(p.name);
             }
         },
         this
     );

     _.each(
         deviceNames,
         function (p) {
             selectize.addOption({name: p});
         },
         this
     );

     if (!this.selectedDevice && deviceNames.length > 0) {
         this.selectedDevice = deviceNames[0];
         selectize.setValue(this.selectedDevice, true);
     } else if (this.selectedDevice && deviceNames.indexOf(this.selectedDevice) === -1) {
         selectize.clear(true);
         this.showDeviceAsmResults([{text: '<Device ' + this.selectedDevice + ' not found>'}]);
     } else {
         selectize.setValue(this.selectedDevice, true);
         this.updateDeviceAsm();
     }
 };

 DeviceAsm.prototype.onDeviceSelect = function () {
     this.selectedDevice = this.selectize.getValue();
     this.updateState();
     this.updateDeviceAsm();
 };

 DeviceAsm.prototype.updateDeviceAsm = function () {
     if (this.selectedDevice && this.devices[this.selectedDevice])
         this.showDeviceAsmResults(this.devices[this.selectedDevice].asm);
     else this.showDeviceAsmResults([{text: '<Device ' + this.selectedDevice + ' not found>'}]);
 };

 DeviceAsm.prototype.getPaneTag = function () {
     if (this._editorId) {
         return this._compilerName + ' (Editor #' + this._editorId + ', Compiler #' + this._compilerId + ')';
     } else {
         return this._compilerName + ' (Tree #' + this._treeId + ', Compiler #' + this._compilerId + ')';
     }
 };

 DeviceAsm.prototype.getDefaultPaneName = function () {
     return 'Device Viewer';
 };

 DeviceAsm.prototype.getPaneName = function () {
     return this.paneName ? this.paneName : this.getDefaultPaneName() + ' ' + this.getPaneTag();
 };

 DeviceAsm.prototype.updateTitle = function () {
     this.container.setTitle(_.escape(this.getPaneName()));
 };

 DeviceAsm.prototype.showDeviceAsmResults = function (deviceCode) {
     if (!this.deviceEditor) return;
     this.deviceCode = deviceCode;
     this.deviceEditor
         .getModel()
         .setValue(deviceCode.length ? _.pluck(deviceCode, 'text').join('\n') : '<No device code>');

     if (!this.awaitingInitialResults) {
         if (this.selection) {
             this.deviceEditor.setSelection(this.selection);
             this.deviceEditor.revealLinesInCenter(this.selection.startLineNumber, this.selection.endLineNumber);
         }
         this.awaitingInitialResults = true;
     }
 };

 DeviceAsm.prototype.onCompiler = function (id, compiler, options, editorId, treeId) {
     if (id === this._compilerId) {
         this._compilerName = compiler ? compiler.name : '';
         this._editorId = editorId;
         this._treeId = treeId;
         this.updateTitle();
         if (compiler && !compiler.supportsDeviceAsmView) {
             this.deviceEditor.setValue('<Device output is not supported for this compiler>');
         }
     }
 };

 DeviceAsm.prototype.onColours = function (id, colours, scheme) {
     this.lastColours = colours;
     this.lastColourScheme = scheme;

     if (id === this._compilerId) {
         var irColours = {};
         _.each(this.deviceCode, function (x, index) {
             if (x.source && x.source.file === null && x.source.line > 0 && colours[x.source.line - 1] !== undefined) {
                 irColours[index] = colours[x.source.line - 1];
             }
         });
         this.colours = colour.applyColours(this.deviceEditor, irColours, scheme, this.colours);
     }
 };

 DeviceAsm.prototype.onCompilerClose = function (id) {
     if (id === this._compilerId) {
         // We can't immediately close as an outer loop somewhere in GoldenLayout is iterating over
         // the hierarchy. We can't modify while it's being iterated over.
         _.defer(function (self) {
             self.container.close();
         }, this);
     }
 };

 DeviceAsm.prototype.updateState = function () {
     this.container.setState(this.currentState());
 };

 DeviceAsm.prototype.currentState = function () {
     var state = {
         id: this._compilerId,
         editorid: this._editorId,
         treeid: this._treeId,
         selection: this.selection,
         device: this.selectedDevice,
     };
     this.paneRenaming.addState(state);
     this.fontScale.addState(state);
     return state;
 };

 DeviceAsm.prototype.onCompilerClose = function (id) {
     if (id === this._compilerId) {
         // We can't immediately close as an outer loop somewhere in GoldenLayout is iterating over
         // the hierarchy. We can't modify while it's being iterated over.
         this.close();
         _.defer(function (self) {
             self.container.close();
         }, this);
     }
 };

 DeviceAsm.prototype.onSettingsChange = function (newSettings) {
     this.settings = newSettings;
     this.deviceEditor.updateOptions({
         contextmenu: newSettings.useCustomContextMenu,
         minimap: {
             enabled: newSettings.showMinimap,
         },
         fontFamily: newSettings.editorsFFont,
         fontLigatures: newSettings.editorsFLigatures,
     });
 };

 DeviceAsm.prototype.onMouseMove = function (e) {
     if (e === null || e.target === null || e.target.position === null) return;
     if (this.settings.hoverShowSource === true && this.deviceCode) {
         this.clearLinkedLines();
         var hoverCode = this.deviceCode[e.target.position.lineNumber - 1];
         if (hoverCode) {
             // We check that we actually have something to show at this point!
             var sourceLine = hoverCode.source && !hoverCode.source.file ? hoverCode.source.line : -1;
             this.eventHub.emit('editorLinkLine', this._editorId, sourceLine, -1, false);
             this.eventHub.emit('panesLinkLine', this._compilerId, sourceLine, false, this.getPaneName());
         }
     }
 };

 DeviceAsm.prototype.onDidChangeCursorSelection = function (e) {
     if (this.awaitingInitialResults) {
         this.selection = e.selection;
         this.updateState();
     }
 };

 DeviceAsm.prototype.updateDecorations = function () {
     this.prevDecorations = this.deviceEditor.deltaDecorations(
         this.prevDecorations,
         _.flatten(_.values(this.decorations))
     );
 };

 DeviceAsm.prototype.clearLinkedLines = function () {
     this.decorations.linkedCode = [];
     this.updateDecorations();
 };

 DeviceAsm.prototype.onPanesLinkLine = function (compilerId, lineNumber, revealLine, sender) {
     if (Number(compilerId) === this._compilerId) {
         var lineNums = [];
         _.each(this.deviceCode, function (irLine, i) {
             if (irLine.source && irLine.source.file === null && irLine.source.line === lineNumber) {
                 var line = i + 1;
                 lineNums.push(line);
             }
         });
         if (revealLine && lineNums[0]) this.deviceEditor.revealLineInCenter(lineNums[0]);
         var lineClass = sender !== this.getPaneName() ? 'linked-code-decoration-line' : '';
         this.decorations.linkedCode = _.map(lineNums, function (line) {
             return {
                 range: new monaco.Range(line, 1, line, 1),
                 options: {
                     isWholeLine: true,
                     linesDecorationsClassName: 'linked-code-decoration-margin',
                     className: lineClass,
                 },
             };
         });
         if (this.linkedFadeTimeoutId !== -1) {
             clearTimeout(this.linkedFadeTimeoutId);
         }
         this.linkedFadeTimeoutId = setTimeout(
             _.bind(function () {
                 this.clearLinkedLines();
                 this.linkedFadeTimeoutId = -1;
             }, this),
             5000
         );
         this.updateDecorations();
     }
 };

 DeviceAsm.prototype.close = function () {
     this.eventHub.unsubscribe();
     this.eventHub.emit('deviceViewClosed', this._compilerId);
     this.deviceEditor.dispose();
 };

 module.exports = {
     DeviceAsm: DeviceAsm,
 };
	// Copyright (c) 2020, Compiler Explorer Authors
	// All rights reserved.
	//
	// Redistribution and use in source and binary forms, with or without
	// modification, are permitted provided that the following conditions are met:
	//
	// * Redistributions of source code must retain the above copyright notice,
	// this list of conditions and the following disclaimer.
	// * Redistributions in binary form must reproduce the above copyright
	// notice, this list of conditions and the following disclaimer in the
	// documentation and/or other materials provided with the distribution.
	//
	// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
	// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
	// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
	// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
	// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
	// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
	// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
	// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
	// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
	// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
	// POSSIBILITY OF SUCH DAMAGE.

	'use strict';

	var FontScale = require('../widgets/fontscale').FontScale;
	var monaco = require('monaco-editor');
	var _ = require('underscore');
	var $ = require('jquery');
	var colour = require('../colour');
	var ga = require('../analytics').ga;
	var monacoConfig = require('../monaco-config');
	var PaneRenaming = require('../widgets/pane-renaming').PaneRenaming;

	var TomSelect = require('tom-select');

	function DeviceAsm(hub, container, state) {
	this.container = container;
	this.eventHub = hub.createEventHub();
	this.domRoot = container.getElement();
	this.domRoot.html($('#device').html());

	this.decorations = {};
	this.prevDecorations = [];
	var root = this.domRoot.find('.monaco-placeholder');

	this.deviceEditor = monaco.editor.create(
	root[0],
	monacoConfig.extendConfig({
	language: 'asm',
	readOnly: true,
	glyphMargin: true,
	lineNumbersMinChars: 3,
	})
	);

	this._compilerId = state.id;
	this._compilerName = state.compilerName;
	this._editorId = state.editorid;
	this._treeId = state.treeid;

	this.awaitingInitialResults = false;
	this.selection = state.selection;
	this.selectedDevice = state.device \|\| '';
	this.devices = null;

	this.settings = {};

	this.colours = [];
	this.deviceCode = [];
	this.lastColours = [];
	this.lastColourScheme = {};

	var changeDeviceEl = this.domRoot[0].querySelector('.change-device');
	this.selectize = new TomSelect(changeDeviceEl, {
	sortField: 'name',
	valueField: 'name',
	labelField: 'name',
	searchField: ['name'],
	options: [],
	items: [],
	dropdownParent: 'body',
	plugins: ['input_autogrow'],
	});

	this.paneRenaming = new PaneRenaming(this, state);

	this.initButtons(state);
	this.initCallbacks();
	this.initEditorActions();

	if (state && state.irOutput) {
	this.showDeviceAsmResults(state.irOutput);
	}

	ga.proxy('send', {
	hitType: 'event',
	eventCategory: 'OpenViewPane',
	eventAction: 'DeviceAsm',
	});
	}

	DeviceAsm.prototype.initEditorActions = function () {
	this.deviceEditor.addAction({
	id: 'viewsource',
	label: 'Scroll to source',
	keybindings: [monaco.KeyMod.CtrlCmd \| monaco.KeyCode.F10],
	keybindingContext: null,
	contextMenuGroupId: 'navigation',
	contextMenuOrder: 1.5,
	run: _.bind(function (ed) {
	var position = ed.getPosition();
	if (position != null) {
	var desiredLine = position.lineNumber - 1;
	var source = this.deviceCode[desiredLine].source;
	if (source !== null && source.file === null) {
	// a null file means it was the user's source
	this.eventHub.emit('editorLinkLine', this._editorId, source.line, -1, true);
	}
	}
	}, this),
	});
	};

	DeviceAsm.prototype.initButtons = function (state) {
	this.fontScale = new FontScale(this.domRoot, state, this.deviceEditor);

	this.topBar = this.domRoot.find('.top-bar');
	};

	DeviceAsm.prototype.initCallbacks = function () {
	this.linkedFadeTimeoutId = -1;
	this.mouseMoveThrottledFunction = _.throttle(_.bind(this.onMouseMove, this), 50);
	this.deviceEditor.onMouseMove(
	_.bind(function (e) {
	this.mouseMoveThrottledFunction(e);
	}, this)
	);

	this.cursorSelectionThrottledFunction = _.throttle(_.bind(this.onDidChangeCursorSelection, this), 500);
	this.deviceEditor.onDidChangeCursorSelection(
	_.bind(function (e) {
	this.cursorSelectionThrottledFunction(e);
	}, this)
	);

	this.fontScale.on('change', _.bind(this.updateState, this));
	this.selectize.on('change', _.bind(this.onDeviceSelect, this));
	this.paneRenaming.on('renamePane', this.updateState.bind(this));

	this.container.on('destroy', this.close, this);

	this.eventHub.on('compileResult', this.onCompileResponse, this);
	this.eventHub.on('compiler', this.onCompiler, this);
	this.eventHub.on('colours', this.onColours, this);
	this.eventHub.on('panesLinkLine', this.onPanesLinkLine, this);
	this.eventHub.on('compilerClose', this.onCompilerClose, this);
	this.eventHub.on('settingsChange', this.onSettingsChange, this);
	this.eventHub.emit('deviceViewOpened', this._compilerId);
	this.eventHub.emit('requestSettings');

	this.container.on('resize', this.resize, this);
	this.container.on('shown', this.resize, this);
	};

	// TODO: de-dupe with compiler etc
	DeviceAsm.prototype.resize = function () {
	var topBarHeight = this.topBar.outerHeight(true);
	this.deviceEditor.layout({
	width: this.domRoot.width(),
	height: this.domRoot.height() - topBarHeight,
	});
	};

	DeviceAsm.prototype.onCompileResponse = function (id, compiler, result) {
	if (this._compilerId !== id) return;
	this.devices = result.devices;
	var deviceNames = [];
	if (!this.devices) {
	this.showDeviceAsmResults([{text: '<No output>'}]);
	} else {
	deviceNames = Object.keys(this.devices);
	}

	this.makeDeviceSelector(deviceNames);
	this.updateDeviceAsm();

	// Why call this explicitly instead of just listening to the "colours" event?
	// Because the recolouring happens before this editors value is set using "showDeviceAsmResults".
	this.onColours(this._compilerId, this.lastColours, this.lastColourScheme);
	};

	DeviceAsm.prototype.makeDeviceSelector = function (deviceNames) {
	var selectize = this.selectize;

	_.each(
	selectize.options,
	function (p) {
	if (deviceNames.indexOf(p.name) === -1) {
	selectize.removeOption(p.name);
	}
	},
	this
	);

	_.each(
	deviceNames,
	function (p) {
	selectize.addOption({name: p});
	},
	this
	);

	if (!this.selectedDevice && deviceNames.length > 0) {
	this.selectedDevice = deviceNames[0];
	selectize.setValue(this.selectedDevice, true);
	} else if (this.selectedDevice && deviceNames.indexOf(this.selectedDevice) === -1) {
	selectize.clear(true);
	this.showDeviceAsmResults([{text: '<Device ' + this.selectedDevice + ' not found>'}]);
	} else {
	selectize.setValue(this.selectedDevice, true);
	this.updateDeviceAsm();
	}
	};

	DeviceAsm.prototype.onDeviceSelect = function () {
	this.selectedDevice = this.selectize.getValue();
	this.updateState();
	this.updateDeviceAsm();
	};

	DeviceAsm.prototype.updateDeviceAsm = function () {
	if (this.selectedDevice && this.devices[this.selectedDevice])
	this.showDeviceAsmResults(this.devices[this.selectedDevice].asm);
	else this.showDeviceAsmResults([{text: '<Device ' + this.selectedDevice + ' not found>'}]);
	};

	DeviceAsm.prototype.getPaneTag = function () {
	if (this._editorId) {
	return this._compilerName + ' (Editor #' + this._editorId + ', Compiler #' + this._compilerId + ')';
	} else {
	return this._compilerName + ' (Tree #' + this._treeId + ', Compiler #' + this._compilerId + ')';
	}
	};

	DeviceAsm.prototype.getDefaultPaneName = function () {
	return 'Device Viewer';
	};

	DeviceAsm.prototype.getPaneName = function () {
	return this.paneName ? this.paneName : this.getDefaultPaneName() + ' ' + this.getPaneTag();
	};

	DeviceAsm.prototype.updateTitle = function () {
	this.container.setTitle(_.escape(this.getPaneName()));
	};

	DeviceAsm.prototype.showDeviceAsmResults = function (deviceCode) {
	if (!this.deviceEditor) return;
	this.deviceCode = deviceCode;
	this.deviceEditor
	.getModel()
	.setValue(deviceCode.length ? _.pluck(deviceCode, 'text').join('\n') : '<No device code>');

	if (!this.awaitingInitialResults) {
	if (this.selection) {
	this.deviceEditor.setSelection(this.selection);
	this.deviceEditor.revealLinesInCenter(this.selection.startLineNumber, this.selection.endLineNumber);
	}
	this.awaitingInitialResults = true;
	}
	};

	DeviceAsm.prototype.onCompiler = function (id, compiler, options, editorId, treeId) {
	if (id === this._compilerId) {
	this._compilerName = compiler ? compiler.name : '';
	this._editorId = editorId;
	this._treeId = treeId;
	this.updateTitle();
	if (compiler && !compiler.supportsDeviceAsmView) {
	this.deviceEditor.setValue('<Device output is not supported for this compiler>');
	}
	}
	};

	DeviceAsm.prototype.onColours = function (id, colours, scheme) {
	this.lastColours = colours;
	this.lastColourScheme = scheme;

	if (id === this._compilerId) {
	var irColours = {};
	_.each(this.deviceCode, function (x, index) {
	if (x.source && x.source.file === null && x.source.line > 0 && colours[x.source.line - 1] !== undefined) {
	irColours[index] = colours[x.source.line - 1];
	}
	});
	this.colours = colour.applyColours(this.deviceEditor, irColours, scheme, this.colours);
	}
	};

	DeviceAsm.prototype.onCompilerClose = function (id) {
	if (id === this._compilerId) {
	// We can't immediately close as an outer loop somewhere in GoldenLayout is iterating over
	// the hierarchy. We can't modify while it's being iterated over.
	_.defer(function (self) {
	self.container.close();
	}, this);
	}
	};

	DeviceAsm.prototype.updateState = function () {
	this.container.setState(this.currentState());
	};

	DeviceAsm.prototype.currentState = function () {
	var state = {
	id: this._compilerId,
	editorid: this._editorId,
	treeid: this._treeId,
	selection: this.selection,
	device: this.selectedDevice,
	};
	this.paneRenaming.addState(state);
	this.fontScale.addState(state);
	return state;
	};

	DeviceAsm.prototype.onCompilerClose = function (id) {
	if (id === this._compilerId) {
	// We can't immediately close as an outer loop somewhere in GoldenLayout is iterating over
	// the hierarchy. We can't modify while it's being iterated over.
	this.close();
	_.defer(function (self) {
	self.container.close();
	}, this);
	}
	};

	DeviceAsm.prototype.onSettingsChange = function (newSettings) {
	this.settings = newSettings;
	this.deviceEditor.updateOptions({
	contextmenu: newSettings.useCustomContextMenu,
	minimap: {
	enabled: newSettings.showMinimap,
	},
	fontFamily: newSettings.editorsFFont,
	fontLigatures: newSettings.editorsFLigatures,
	});
	};

	DeviceAsm.prototype.onMouseMove = function (e) {
	if (e === null \|\| e.target === null \|\| e.target.position === null) return;
	if (this.settings.hoverShowSource === true && this.deviceCode) {
	this.clearLinkedLines();
	var hoverCode = this.deviceCode[e.target.position.lineNumber - 1];
	if (hoverCode) {
	// We check that we actually have something to show at this point!
	var sourceLine = hoverCode.source && !hoverCode.source.file ? hoverCode.source.line : -1;
	this.eventHub.emit('editorLinkLine', this._editorId, sourceLine, -1, false);
	this.eventHub.emit('panesLinkLine', this._compilerId, sourceLine, false, this.getPaneName());
	}
	}
	};

	DeviceAsm.prototype.onDidChangeCursorSelection = function (e) {
	if (this.awaitingInitialResults) {
	this.selection = e.selection;
	this.updateState();
	}
	};

	DeviceAsm.prototype.updateDecorations = function () {
	this.prevDecorations = this.deviceEditor.deltaDecorations(
	this.prevDecorations,
	_.flatten(_.values(this.decorations))
	);
	};

	DeviceAsm.prototype.clearLinkedLines = function () {
	this.decorations.linkedCode = [];
	this.updateDecorations();
	};

	DeviceAsm.prototype.onPanesLinkLine = function (compilerId, lineNumber, revealLine, sender) {
	if (Number(compilerId) === this._compilerId) {
	var lineNums = [];
	_.each(this.deviceCode, function (irLine, i) {
	if (irLine.source && irLine.source.file === null && irLine.source.line === lineNumber) {
	var line = i + 1;
	lineNums.push(line);
	}
	});
	if (revealLine && lineNums[0]) this.deviceEditor.revealLineInCenter(lineNums[0]);
	var lineClass = sender !== this.getPaneName() ? 'linked-code-decoration-line' : '';
	this.decorations.linkedCode = _.map(lineNums, function (line) {
	return {
	range: new monaco.Range(line, 1, line, 1),
	options: {
	isWholeLine: true,
	linesDecorationsClassName: 'linked-code-decoration-margin',
	className: lineClass,
	},
	};
	});
	if (this.linkedFadeTimeoutId !== -1) {
	clearTimeout(this.linkedFadeTimeoutId);
	}
	this.linkedFadeTimeoutId = setTimeout(
	_.bind(function () {
	this.clearLinkedLines();
	this.linkedFadeTimeoutId = -1;
	}, this),
	5000
	);
	this.updateDecorations();
	}
	};

	DeviceAsm.prototype.close = function () {
	this.eventHub.unsubscribe();
	this.eventHub.emit('deviceViewClosed', this._compilerId);
	this.deviceEditor.dispose();
	};

	module.exports = {
	DeviceAsm: DeviceAsm,
	};