/*

www.sourceforge.net/projects/dfhack

Copyright (c) 2009 Petr Mrázek (peterix), Kenneth Ferland (Impaler[WrG]), dorf

This software is provided 'as-is', without any express or implied

warranty. In no event will the authors be held liable for any

damages arising from the use of this software.

Permission is granted to anyone to use this software for any

purpose, including commercial applications, and to alter it and

redistribute it freely, subject to the following restrictions:

1. The origin of this software must not be misrepresented; you must

not claim that you wrote the original software. If you use this

software in a product, an acknowledgment in the product documentation

would be appreciated but is not required.

2. Altered source versions must be plainly marked as such, and

must not be misrepresented as being the original software.

3. This notice may not be removed or altered from any source

distribution.

*/

#include "DFCommonInternal.h"

#include "DFWindow.h"

#include "DFProcess.h"

using namespace DFHack;

// should always reflect the enum in DFkeys.h

const static int ksTable[NUM_SPECIALS]=

{

VK_RETURN,

VK_SPACE,

VK_BACK,

VK_TAB,

VK_CAPITAL,

VK_LSHIFT,

VK_RSHIFT,

VK_LCONTROL,

VK_RCONTROL,

VK_MENU,

0, //XK_VoidSymbol, // WAIT

VK_ESCAPE,

VK_UP,

VK_DOWN,

VK_LEFT,

VK_RIGHT,

VK_F1,

VK_F2,

VK_F3,

VK_F4,

VK_F5,

VK_F6,

VK_F7,

VK_F8,

VK_F9,

VK_F10,

VK_F11,

VK_F12,

VK_PRIOR,

VK_NEXT,

VK_INSERT,

VK_DELETE,

VK_HOME,

VK_END,

VK_DIVIDE,

VK_MULTIPLY,

VK_SUBTRACT,

VK_ADD,

VK_RETURN,

VK_NUMPAD0,

VK_NUMPAD1,

VK_NUMPAD2,

VK_NUMPAD3,

VK_NUMPAD4,

VK_NUMPAD5,

VK_NUMPAD6,

VK_NUMPAD7,

VK_NUMPAD8,

VK_NUMPAD9,

VK_SEPARATOR

};

//Windows key handlers

struct window

{

HWND windowHandle;

uint32_t pid;

};

BOOL CALLBACK EnumWindowsProc (HWND hwnd, LPARAM lParam)

{

uint32_t pid;

GetWindowThreadProcessId (hwnd, (LPDWORD) &pid);

if (pid == ( (window *) lParam)->pid)

{

( (window *) lParam)->windowHandle = hwnd;

return FALSE;

}

return TRUE;

}

class DFWindow::Private

{

public:

Private(Process * _p)

{

p=_p;

};

~Private(){};

// our parent process

Process * p;

};

// ctor

DFWindow::DFWindow (Process * p)

{

d = new Private(p);

}

// dtor

DFWindow::~DFWindow ()

{

delete d;

}

// TODO: also investigate possible problems with UIPI on Vista and 7

void DFWindow::TypeStr (const char *input, int delay, bool useShift)

{

//sendmessage needs a window handle HWND, so have to get that from the process HANDLE

HWND currentWindow = GetForegroundWindow();

window myWindow;

myWindow.pid = d->p->getPID();

EnumWindows (EnumWindowsProc, (LPARAM) &myWindow);

char cChar;

DWORD dfProccess = GetWindowThreadProcessId(myWindow.windowHandle,NULL);

DWORD currentProccess = GetWindowThreadProcessId(currentWindow,NULL);

AttachThreadInput(currentProccess,dfProccess,TRUE); //The two threads have to have attached input in order to change the keyboard state, which is needed to set the shift state

while ( (cChar = *input++)) // loops through chars

{

short vk = VkKeyScan (cChar); // keycode of char

if (useShift || (vk >> 8) &1) // char is capital, so need to hold down shift

{

BYTE keybstate[256] = {0};

BYTE keybstateOrig[256] = {0};

GetKeyboardState((LPBYTE)&keybstateOrig);

GetKeyboardState((LPBYTE)&keybstate);

keybstate[VK_SHIFT] |= 0x80; //Set shift state to on in variable

SetKeyboardState((LPBYTE)&keybstate); //set the current state to the variable

SendMessage(myWindow.windowHandle,WM_KEYDOWN,vk,0);

SendMessage(myWindow.windowHandle,WM_KEYUP,vk,0);

SetKeyboardState((LPBYTE)&keybstateOrig); // reset the shift state to the original state

}

else

{

SendMessage(myWindow.windowHandle,WM_KEYDOWN,vk,0);

SendMessage(myWindow.windowHandle,WM_KEYUP,vk,0);

}

}

AttachThreadInput(currentProccess,dfProccess,FALSE); //detach the threads

Sleep (delay);

}

void DFWindow::TypeSpecial (t_special command, int count, int delay)

{

if (command != WAIT)

{

HWND currentWindow = GetForegroundWindow();

window myWindow;

myWindow.pid = d->p->getPID();

EnumWindows (EnumWindowsProc, (LPARAM) &myWindow);

for (int i = 0; i < count;i++)

{

SendMessage(myWindow.windowHandle,WM_KEYDOWN,ksTable[command],0);

SendMessage(myWindow.windowHandle,WM_KEYUP,ksTable[command],0);

}

Sleep (delay);

}

else

{

Sleep (delay*count);

}

}