在文档中,它说通过这个方法返回的窗口列表:
CFArrayRef windowList = CGWindowListCopyWindowInfo(kCGWindowListOptionOnScreenOnly, kCGNullWindowID);
将按前后顺序返回Windows。但是它没有......最前面的窗口应该是测试,但这里是数组的输出:
2011-03-12 18:18:14.221 test[982:a0f] (
{
kCGWindowAlpha = 1;
kCGWindowBounds = {
Height = 22;
Width = 212;
X = 1662;
Y = 0;
};
kCGWindowIsOnscreen = 1;
kCGWindowLayer = 25;
kCGWindowMemoryUsage = 30104;
kCGWindowName = "";
kCGWindowNumber = 14;
kCGWindowOwnerName = SystemUIServer;
kCGWindowOwnerPID = 99;
kCGWindowSharingState = 1;
kCGWindowStoreType = 2;
},
{
kCGWindowAlpha = 0;
kCGWindowBounds = {
Height = 22;
Width = 1920;
X = 0;
Y = 0;
};
kCGWindowIsOnscreen = 1;
kCGWindowLayer = 25;
kCGWindowMemoryUsage = 5528;
kCGWindowNumber = 15;
kCGWindowOwnerName = SystemUIServer;
kCGWindowOwnerPID = 99;
kCGWindowSharingState = 1;
kCGWindowStoreType = 2;
},
{
kCGWindowAlpha = 1;
kCGWindowBounds = {
Height = 22;
Width = 46;
X = 1874;
Y = 0;
};
kCGWindowIsOnscreen = 1;
kCGWindowLayer = 25;
kCGWindowMemoryUsage = 5528;
kCGWindowName = "";
kCGWindowNumber = 12;
kCGWindowOwnerName = SystemUIServer;
kCGWindowOwnerPID = 99;
kCGWindowSharingState = 1;
kCGWindowStoreType = 2;
},
{
kCGWindowAlpha = 1;
kCGWindowBounds = {
Height = 22;
Width = 1920;
X = 0;
Y = 0;
};
kCGWindowIsOnscreen = 1;
kCGWindowLayer = 24;
kCGWindowMemoryUsage = 218520;
kCGWindowName = "Shared Menubar";
kCGWindowNumber = 6;
kCGWindowOwnerName = "Window Server";
kCGWindowOwnerPID = 73;
kCGWindowSharingState = 2;
kCGWindowStoreType = 2;
},
{
kCGWindowAlpha = 1;
kCGWindowBounds = {
Height = 1058;
Width = 1920;
X = 0;
Y = 22;
};
kCGWindowIsOnscreen = 1;
kCGWindowLayer = 20;
kCGWindowMemoryUsage = 1200;
kCGWindowNumber = 13;
kCGWindowOwnerName = Dock;
kCGWindowOwnerPID = 98;
kCGWindowSharingState = 1;
kCGWindowStoreType = 1;
},
{
kCGWindowAlpha = 1;
kCGWindowBounds = {
Height = 52;
Width = 676;
X = 622;
Y = 1028;
};
kCGWindowIsOnscreen = 1;
kCGWindowLayer = 19;
kCGWindowMemoryUsage = 157080;
kCGWindowName = "Magic Mirror";
kCGWindowNumber = 16;
kCGWindowOwnerName = Dock;
kCGWindowOwnerPID = 98;
kCGWindowSharingState = 2;
kCGWindowStoreType = 2;
},
{
kCGWindowAlpha = 1;
kCGWindowBounds = {
Height = 382;
Width = 480;
X = 335;
Y = 367;
};
kCGWindowIsOnscreen = 1;
kCGWindowLayer = 0;
kCGWindowMemoryUsage = 792496;
kCGWindowName = test;
kCGWindowNumber = 252;
kCGWindowOwnerName = test;
kCGWindowOwnerPID = 982;
kCGWindowSharingState = 1;
kCGWindowStoreType = 2;
kCGWindowWorkspace = 1;
},
{
kCGWindowAlpha = 1;
kCGWindowBounds = {
Height = 807;
Width = 1206;
X = 321;
Y = 157;
};
kCGWindowIsOnscreen = 1;
kCGWindowLayer = 0;
kCGWindowMemoryUsage = 4055280;
kCGWindowName = "AppDelegate.m - test";
kCGWindowNumber = 24;
kCGWindowOwnerName = Xcode;
kCGWindowOwnerPID = 132;
kCGWindowSharingState = 1;
kCGWindowStoreType = 2;
kCGWindowWorkspace = 1;
},
{
kCGWindowAlpha = 1;
kCGWindowBounds = {
Height = 967;
Width = 960;
X = 175;
Y = 22;
};
kCGWindowIsOnscreen = 1;
kCGWindowLayer = 0;
kCGWindowMemoryUsage = 3817968;
kCGWindowName = "test - Debugger Console";
kCGWindowNumber = 31;
kCGWindowOwnerName = Xcode;
kCGWindowOwnerPID = 132;
kCGWindowSharingState = 1;
kCGWindowStoreType = 2;
kCGWindowWorkspace = 1;
},
{
kCGWindowAlpha = 1;
kCGWindowBounds = {
Height = 967;
Width = 1845;
X = 121;
Y = 22;
};
kCGWindowIsOnscreen = 1;
kCGWindowLayer = 0;
kCGWindowMemoryUsage = 882288;
kCGWindowName = "CocoaDev Forums - get focused window id";
kCGWindowNumber = 80;
kCGWindowOwnerName = "Google Chrome";
kCGWindowOwnerPID = 244;
kCGWindowSharingState = 1;
kCGWindowStoreType = 2;
kCGWindowWorkspace = 1;
},
{
kCGWindowAlpha = 1;
kCGWindowBounds = {
Height = 784;
Width = 885;
X = 560;
Y = 157;
};
kCGWindowIsOnscreen = 1;
kCGWindowLayer = 0;
kCGWindowMemoryUsage = 318768;
kCGWindowName = "Console Messages";
kCGWindowNumber = 125;
kCGWindowOwnerName = Console;
kCGWindowOwnerPID = 482;
kCGWindowSharingState = 1;
kCGWindowStoreType = 2;
kCGWindowWorkspace = 1;
},
{
kCGWindowAlpha = 1;
kCGWindowBounds = {
Height = 494;
Width = 1167;
X = 519;
Y = 417;
};
kCGWindowIsOnscreen = 1;
kCGWindowLayer = 0;
kCGWindowMemoryUsage = 2441264;
kCGWindowName = Debug;
kCGWindowNumber = 54;
kCGWindowOwnerName = Finder;
kCGWindowOwnerPID = 100;
kCGWindowSharingState = 1;
kCGWindowStoreType = 2;
kCGWindowWorkspace = 1;
},
{
kCGWindowAlpha = 1;
kCGWindowBounds = {
Height = 382;
Width = 480;
X = 335;
Y = 367;
};
kCGWindowIsOnscreen = 1;
kCGWindowLayer = 0;
kCGWindowMemoryUsage = 55216;
kCGWindowName = test;
kCGWindowNumber = 223;
kCGWindowOwnerName = test;
kCGWindowOwnerPID = 849;
kCGWindowSharingState = 1;
kCGWindowStoreType = 2;
kCGWindowWorkspace = 1;
},
{
kCGWindowAlpha = 1;
kCGWindowBounds = {
Height = 437;
Width = 770;
X = 396;
Y = 308;
};
kCGWindowIsOnscreen = 1;
kCGWindowLayer = 0;
kCGWindowMemoryUsage = 238512;
kCGWindowName = Applications;
kCGWindowNumber = 19;
kCGWindowOwnerName = Finder;
kCGWindowOwnerPID = 100;
kCGWindowSharingState = 1;
kCGWindowStoreType = 2;
kCGWindowWorkspace = 1;
},
{
kCGWindowAlpha = 1;
kCGWindowBounds = {
Height = 437;
Width = 770;
X = 450;
Y = 429;
};
kCGWindowIsOnscreen = 1;
kCGWindowLayer = 0;
kCGWindowMemoryUsage = 332720;
kCGWindowName = Applications;
kCGWindowNumber = 17;
kCGWindowOwnerName = Finder;
kCGWindowOwnerPID = 100;
kCGWindowSharingState = 1;
kCGWindowStoreType = 2;
kCGWindowWorkspace = 1;
},
{
kCGWindowAlpha = 1;
kCGWindowBounds = {
Height = 14;
Width = 1920;
X = 0;
Y = 22;
};
kCGWindowIsOnscreen = 1;
kCGWindowLayer = "-20";
kCGWindowMemoryUsage = 5528;
kCGWindowName = "Backstop Menubar";
kCGWindowNumber = 11;
kCGWindowOwnerName = "Window Server";
kCGWindowOwnerPID = 73;
kCGWindowSharingState = 1;
kCGWindowStoreType = 2;
},
{
kCGWindowAlpha = 1;
kCGWindowBounds = {
Height = 1080;
Width = 1920;
X = 0;
Y = 0;
};
kCGWindowIsOnscreen = 1;
kCGWindowLayer = "-2147483627";
kCGWindowMemoryUsage = 1200;
kCGWindowName = "";
kCGWindowNumber = 10;
kCGWindowOwnerName = Finder;
kCGWindowOwnerPID = 100;
kCGWindowSharingState = 1;
kCGWindowStoreType = 1;
},
{
kCGWindowAlpha = 1;
kCGWindowBounds = {
Height = 1080;
Width = 1920;
X = 0;
Y = 0;
};
kCGWindowIsOnscreen = 1;
kCGWindowLayer = "-2147483628";
kCGWindowMemoryUsage = 8328600;
kCGWindowName = Desktop;
kCGWindowNumber = 2;
kCGWindowOwnerName = "Window Server";
kCGWindowOwnerPID = 73;
kCGWindowSharingState = 2;
kCGWindowStoreType = 2;
}
)
SystemUIServer、dock和magic mirror是什么?它们不是我最前面的应用程序。谢谢!