find_java2/src/FindJava2Dlg.cpp - platform/sdk - Git at Google

 /*
 * Copyright (C) 2014 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */


 #include "stdafx.h"
 #include "utils.h"
 #include "FindJava2Dlg.h"
 #include "afxdialogex.h"
 #include <atlpath.h>                            // ATL CPath

 #ifdef _DEBUG
 #define new DEBUG_NEW
 #endif

 #define COL_PATH 1


 CFindJava2Dlg::CFindJava2Dlg(CWnd* pParent /*=NULL*/)
     : CDialog(CFindJava2Dlg::IDD, pParent), mSelectedIndex(-1) {
     m_hIcon = AfxGetApp()->LoadIcon(IDI_ANDROID_ICON);
 }

 void CFindJava2Dlg::DoDataExchange(CDataExchange* pDX) {
     CDialog::DoDataExchange(pDX);
     DDX_Control(pDX, IDC_PATH_LIST, mPathsListCtrl);
     DDX_Control(pDX, IDOK, mOkButton);
 }

 BEGIN_MESSAGE_MAP(CFindJava2Dlg, CDialog)
     ON_WM_PAINT()
     ON_WM_QUERYDRAGICON()
     ON_BN_CLICKED(IDC_BUTTON_ADD, &CFindJava2Dlg::OnBnClickedButtonAdd)
     ON_NOTIFY(NM_CLICK, IDC_PATH_LIST, &CFindJava2Dlg::OnNMClickPathList)
     ON_NOTIFY(LVN_ITEMCHANGED, IDC_PATH_LIST, &CFindJava2Dlg::OnLvnItemchangedPathList)
 END_MESSAGE_MAP()


 // -----
 // CFindJava2Dlg message handlers

 BOOL CFindJava2Dlg::OnInitDialog() {
     CDialog::OnInitDialog();

     SetWindowText(getAppName());

     // Set the icon for this dialog.  The framework does this automatically
     //  when the application's main window is not a dialog
     SetIcon(m_hIcon, TRUE);			// Set big icon
     SetIcon(m_hIcon, FALSE);		// Set small icon

     // Initialize list controls
     mPathsListCtrl.SetExtendedStyle(
         mPathsListCtrl.GetExtendedStyle() |
         LVS_EX_CHECKBOXES |
         LVS_EX_FULLROWSELECT |
         LVS_EX_GRIDLINES);

     // We want 2 columns: Java version and path
     mPathsListCtrl.InsertColumn(0, _T("Version"), LVCFMT_RIGHT, 60,  0);
     mPathsListCtrl.InsertColumn(1, _T("Path"),     LVCFMT_LEFT, 386, 0);

     mJavaFinder->findJavaPaths(&mPaths);
     fillPathsList();
     adjustButtons();

     return TRUE;  // return TRUE  unless you set the focus to a control
 }

 // If you add a minimize button to your dialog, you will need the code below
 // to draw the icon.  For MFC applications using the document/view model,
 // this is automatically done for you by the framework.
 // [Note: MFC boilerplate, keep as-is]
 void CFindJava2Dlg::OnPaint() {
     if (IsIconic()) {
         CPaintDC dc(this); // device context for painting

         SendMessage(WM_ICONERASEBKGND, reinterpret_cast<WPARAM>(dc.GetSafeHdc()), 0);

         // Center icon in client rectangle
         int cxIcon = GetSystemMetrics(SM_CXICON);
         int cyIcon = GetSystemMetrics(SM_CYICON);
         CRect rect;
         GetClientRect(&rect);
         int x = (rect.Width() - cxIcon + 1) / 2;
         int y = (rect.Height() - cyIcon + 1) / 2;

         // Draw the icon
         dc.DrawIcon(x, y, m_hIcon);
     } else {
         CDialog::OnPaint();
     }
 }

 // The system calls this function to obtain the cursor to display while the user drags
 // the minimized window. [Note: MFC boilerplate, keep as-is]
 HCURSOR CFindJava2Dlg::OnQueryDragIcon() {
     return static_cast<HCURSOR>(m_hIcon);
 }

 // Button add has been pressed; use file dialog and add path if it's a valid java.exe
 void CFindJava2Dlg::OnBnClickedButtonAdd() {
     CFileDialog fileDlg(
         TRUE,           // true=open dialog,  false=save-as dialog
         _T("exe"),      // lpszDefExt
         _T("java.exe"), // lpszFileName
         OFN_FILEMUSTEXIST || OFN_PATHMUSTEXIST,
         NULL,           // lpszFilter
         this);          // pParentWnd

     if (fileDlg.DoModal() == IDOK) {
         CString path = fileDlg.GetPathName();

         CJavaPath javaPath;
         if (!mJavaFinder->checkJavaPath(path, &javaPath)) {
             CString msg;
             if (javaPath.mVersion > 0) {
                 msg.Format(_T("Insufficient Java Version found: expected %s, got %s"),
                            CJavaPath(mJavaFinder->getMinVersion(), CPath()).getVersion(),
                            javaPath.getVersion());
             } else {
                 msg.Format(_T("No valid Java Version found for %s"), path);
             }
             AfxMessageBox(msg, MB_OK);

         } else {
             if (mPaths.find(javaPath) == mPaths.end()) {
                 // Path isn't known yet so add it and refresh the list.
                 mPaths.insert(javaPath);
                 fillPathsList();
             }

             // Select item in list and set mSelectedIndex
             selectPath(-1 /*index*/, &javaPath);
         }
     }
 }

 // An item in the list has been selected, select checkmark and set mSelectedIndex.
 void CFindJava2Dlg::OnNMClickPathList(NMHDR *pNMHDR, LRESULT *pResult) {
     LPNMITEMACTIVATE pNMItemActivate = reinterpret_cast<LPNMITEMACTIVATE>(pNMHDR);
     int index = pNMItemActivate->iItem;
     selectPath(index, nullptr);
     *pResult = TRUE;
 }

 // An item in the list has changed, toggle checkmark as needed.
 void CFindJava2Dlg::OnLvnItemchangedPathList(NMHDR *pNMHDR, LRESULT *pResult) {
     *pResult = FALSE;
     LPNMLISTVIEW pNMLV = reinterpret_cast<LPNMLISTVIEW>(pNMHDR);

     if ((pNMLV->uChanged & LVIF_STATE) != 0) {
         // Item's state has changed. Check the selection to see if it needs to be adjusted.
         int index = pNMLV->iItem;

         UINT oldState = pNMLV->uOldState;
         UINT newState = pNMLV->uNewState;

         if ((oldState & LVIS_STATEIMAGEMASK) != 0 || (newState & LVIS_STATEIMAGEMASK) != 0) {
             // Checkbox uses the STATEIMAGE: 1 for unchecked, 2 for checked.
             // Checkbox is checked when (old/new-state & state-image-mask) == INDEXTOSTATEIMAGEMASK(2).

             bool oldChecked = (oldState & LVIS_STATEIMAGEMASK) == INDEXTOSTATEIMAGEMASK(2);
             bool newChecked = (newState & LVIS_STATEIMAGEMASK) == INDEXTOSTATEIMAGEMASK(2);

             if (oldChecked && !newChecked && index == mSelectedIndex) {
                 mSelectedIndex = -1;
                 adjustButtons();
             } else if (!oldChecked && newChecked && index != mSelectedIndex) {
                 // Uncheck any checked rows if any
                 for (int n = mPathsListCtrl.GetItemCount() - 1; n >= 0; --n) {
                     if (n != index && mPathsListCtrl.GetCheck(n)) {
                         mPathsListCtrl.SetCheck(n, FALSE);
                     }
                 }

                 mSelectedIndex = index;
                 adjustButtons();
             }
             // We handled this case, don't dispatch it further
             *pResult = TRUE;
         }
     }
 }

 // -----

 const CJavaPath& CFindJava2Dlg::getSelectedPath() {
     int i = 0;
     for (const CJavaPath &p : mPaths) {
         if (i == mSelectedIndex) {
             return p;
         }
         ++i;
     }

     return CJavaPath::sEmpty;
 }


 void CFindJava2Dlg::fillPathsList() {
     mPathsListCtrl.DeleteAllItems();
     int index = 0;

     for (const CJavaPath& pv : mPaths) {
         mPathsListCtrl.InsertItem(index, pv.getVersion());        // column 0 = version
         mPathsListCtrl.SetItemText(index, COL_PATH, pv.mPath);    // column 1 = path
         mPathsListCtrl.SetCheck(index, mSelectedIndex == index);
         ++index;
     }
 }

 // Checks the given index if valid. Unchecks all other items.
 //
 // If index >= 0, it is used to select that item from the ListControl.
 // Otherwise if path != nullptr, it is used to find the item and select it.
 //
 // Side effect: in both cases, mSelectedIndex is set to the matching index or -1.
 //
 // If index is invalid and path isn't in the mPaths list, all items are unselected
 // so calling this with (0, nullptr) will clear the current selection.
 void CFindJava2Dlg::selectPath(int index, const CJavaPath *path) {

     const CJavaPath *foundPath;
     // If index is not defined, find the given path in the internal list.
     // If path is not defined, find its index in the internal list.
     int i = 0;
     int n = mPathsListCtrl.GetItemCount();
     for (const CJavaPath &p : mPaths) {
         if (index < 0 && path != nullptr && p == *path) {
             index = i;
             foundPath = path;
         } else if (index == i) {
             foundPath = &p;
         }

         // uncheck any marked path
         if (i != index && i < n && mPathsListCtrl.GetCheck(i)) {
             mPathsListCtrl.SetCheck(i, FALSE);
         }

         ++i;
     }

     mSelectedIndex = index;
     if (index >= 0 && index <= n) {
         mPathsListCtrl.SetCheck(index, TRUE);
     }

     adjustButtons();
 }

 void CFindJava2Dlg::adjustButtons() {
     int n = mPathsListCtrl.GetItemCount();
     mOkButton.EnableWindow(mSelectedIndex >= 0 && mSelectedIndex < n);
 }
	/*
	* Copyright (C) 2014 The Android Open Source Project
	*
	* Licensed under the Apache License, Version 2.0 (the "License");
	* you may not use this file except in compliance with the License.
	* You may obtain a copy of the License at
	*
	* http://www.apache.org/licenses/LICENSE-2.0
	*
	* Unless required by applicable law or agreed to in writing, software
	* distributed under the License is distributed on an "AS IS" BASIS,
	* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
	* See the License for the specific language governing permissions and
	* limitations under the License.
	*/


	#include "stdafx.h"
	#include "utils.h"
	#include "FindJava2Dlg.h"
	#include "afxdialogex.h"
	#include <atlpath.h> // ATL CPath

	#ifdef _DEBUG
	#define new DEBUG_NEW
	#endif

	#define COL_PATH 1


	CFindJava2Dlg::CFindJava2Dlg(CWnd* pParent /=NULL/)
	: CDialog(CFindJava2Dlg::IDD, pParent), mSelectedIndex(-1) {
	m_hIcon = AfxGetApp()->LoadIcon(IDI_ANDROID_ICON);
	}

	void CFindJava2Dlg::DoDataExchange(CDataExchange* pDX) {
	CDialog::DoDataExchange(pDX);
	DDX_Control(pDX, IDC_PATH_LIST, mPathsListCtrl);
	DDX_Control(pDX, IDOK, mOkButton);
	}

	BEGIN_MESSAGE_MAP(CFindJava2Dlg, CDialog)
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_BN_CLICKED(IDC_BUTTON_ADD, &CFindJava2Dlg::OnBnClickedButtonAdd)
	ON_NOTIFY(NM_CLICK, IDC_PATH_LIST, &CFindJava2Dlg::OnNMClickPathList)
	ON_NOTIFY(LVN_ITEMCHANGED, IDC_PATH_LIST, &CFindJava2Dlg::OnLvnItemchangedPathList)
	END_MESSAGE_MAP()


	// -----
	// CFindJava2Dlg message handlers

	BOOL CFindJava2Dlg::OnInitDialog() {
	CDialog::OnInitDialog();

	SetWindowText(getAppName());

	// Set the icon for this dialog. The framework does this automatically
	// when the application's main window is not a dialog
	SetIcon(m_hIcon, TRUE); // Set big icon
	SetIcon(m_hIcon, FALSE); // Set small icon

	// Initialize list controls
	mPathsListCtrl.SetExtendedStyle(
	mPathsListCtrl.GetExtendedStyle() \|
	LVS_EX_CHECKBOXES \|
	LVS_EX_FULLROWSELECT \|
	LVS_EX_GRIDLINES);

	// We want 2 columns: Java version and path
	mPathsListCtrl.InsertColumn(0, _T("Version"), LVCFMT_RIGHT, 60, 0);
	mPathsListCtrl.InsertColumn(1, _T("Path"), LVCFMT_LEFT, 386, 0);

	mJavaFinder->findJavaPaths(&mPaths);
	fillPathsList();
	adjustButtons();

	return TRUE; // return TRUE unless you set the focus to a control
	}

	// If you add a minimize button to your dialog, you will need the code below
	// to draw the icon. For MFC applications using the document/view model,
	// this is automatically done for you by the framework.
	// [Note: MFC boilerplate, keep as-is]
	void CFindJava2Dlg::OnPaint() {
	if (IsIconic()) {
	CPaintDC dc(this); // device context for painting

	SendMessage(WM_ICONERASEBKGND, reinterpret_cast<WPARAM>(dc.GetSafeHdc()), 0);

	// Center icon in client rectangle
	int cxIcon = GetSystemMetrics(SM_CXICON);
	int cyIcon = GetSystemMetrics(SM_CYICON);
	CRect rect;
	GetClientRect(&rect);
	int x = (rect.Width() - cxIcon + 1) / 2;
	int y = (rect.Height() - cyIcon + 1) / 2;

	// Draw the icon
	dc.DrawIcon(x, y, m_hIcon);
	} else {
	CDialog::OnPaint();
	}
	}

	// The system calls this function to obtain the cursor to display while the user drags
	// the minimized window. [Note: MFC boilerplate, keep as-is]
	HCURSOR CFindJava2Dlg::OnQueryDragIcon() {
	return static_cast<HCURSOR>(m_hIcon);
	}

	// Button add has been pressed; use file dialog and add path if it's a valid java.exe
	void CFindJava2Dlg::OnBnClickedButtonAdd() {
	CFileDialog fileDlg(
	TRUE, // true=open dialog, false=save-as dialog
	_T("exe"), // lpszDefExt
	_T("java.exe"), // lpszFileName
	OFN_FILEMUSTEXIST \|\| OFN_PATHMUSTEXIST,
	NULL, // lpszFilter
	this); // pParentWnd

	if (fileDlg.DoModal() == IDOK) {
	CString path = fileDlg.GetPathName();

	CJavaPath javaPath;
	if (!mJavaFinder->checkJavaPath(path, &javaPath)) {
	CString msg;
	if (javaPath.mVersion > 0) {
	msg.Format(_T("Insufficient Java Version found: expected %s, got %s"),
	CJavaPath(mJavaFinder->getMinVersion(), CPath()).getVersion(),
	javaPath.getVersion());
	} else {
	msg.Format(_T("No valid Java Version found for %s"), path);
	}
	AfxMessageBox(msg, MB_OK);

	} else {
	if (mPaths.find(javaPath) == mPaths.end()) {
	// Path isn't known yet so add it and refresh the list.
	mPaths.insert(javaPath);
	fillPathsList();
	}

	// Select item in list and set mSelectedIndex
	selectPath(-1 /index/, &javaPath);
	}
	}
	}

	// An item in the list has been selected, select checkmark and set mSelectedIndex.
	void CFindJava2Dlg::OnNMClickPathList(NMHDR pNMHDR, LRESULT pResult) {
	LPNMITEMACTIVATE pNMItemActivate = reinterpret_cast<LPNMITEMACTIVATE>(pNMHDR);
	int index = pNMItemActivate->iItem;
	selectPath(index, nullptr);
	*pResult = TRUE;
	}

	// An item in the list has changed, toggle checkmark as needed.
	void CFindJava2Dlg::OnLvnItemchangedPathList(NMHDR pNMHDR, LRESULT pResult) {
	*pResult = FALSE;
	LPNMLISTVIEW pNMLV = reinterpret_cast<LPNMLISTVIEW>(pNMHDR);

	if ((pNMLV->uChanged & LVIF_STATE) != 0) {
	// Item's state has changed. Check the selection to see if it needs to be adjusted.
	int index = pNMLV->iItem;

	UINT oldState = pNMLV->uOldState;
	UINT newState = pNMLV->uNewState;

	if ((oldState & LVIS_STATEIMAGEMASK) != 0 \|\| (newState & LVIS_STATEIMAGEMASK) != 0) {
	// Checkbox uses the STATEIMAGE: 1 for unchecked, 2 for checked.
	// Checkbox is checked when (old/new-state & state-image-mask) == INDEXTOSTATEIMAGEMASK(2).

	bool oldChecked = (oldState & LVIS_STATEIMAGEMASK) == INDEXTOSTATEIMAGEMASK(2);
	bool newChecked = (newState & LVIS_STATEIMAGEMASK) == INDEXTOSTATEIMAGEMASK(2);

	if (oldChecked && !newChecked && index == mSelectedIndex) {
	mSelectedIndex = -1;
	adjustButtons();
	} else if (!oldChecked && newChecked && index != mSelectedIndex) {
	// Uncheck any checked rows if any
	for (int n = mPathsListCtrl.GetItemCount() - 1; n >= 0; --n) {
	if (n != index && mPathsListCtrl.GetCheck(n)) {
	mPathsListCtrl.SetCheck(n, FALSE);
	}
	}

	mSelectedIndex = index;
	adjustButtons();
	}
	// We handled this case, don't dispatch it further
	*pResult = TRUE;
	}
	}
	}

	// -----

	const CJavaPath& CFindJava2Dlg::getSelectedPath() {
	int i = 0;
	for (const CJavaPath &p : mPaths) {
	if (i == mSelectedIndex) {
	return p;
	}
	++i;
	}

	return CJavaPath::sEmpty;
	}


	void CFindJava2Dlg::fillPathsList() {
	mPathsListCtrl.DeleteAllItems();
	int index = 0;

	for (const CJavaPath& pv : mPaths) {
	mPathsListCtrl.InsertItem(index, pv.getVersion()); // column 0 = version
	mPathsListCtrl.SetItemText(index, COL_PATH, pv.mPath); // column 1 = path
	mPathsListCtrl.SetCheck(index, mSelectedIndex == index);
	++index;
	}
	}

	// Checks the given index if valid. Unchecks all other items.
	//
	// If index >= 0, it is used to select that item from the ListControl.
	// Otherwise if path != nullptr, it is used to find the item and select it.
	//
	// Side effect: in both cases, mSelectedIndex is set to the matching index or -1.
	//
	// If index is invalid and path isn't in the mPaths list, all items are unselected
	// so calling this with (0, nullptr) will clear the current selection.
	void CFindJava2Dlg::selectPath(int index, const CJavaPath *path) {

	const CJavaPath *foundPath;
	// If index is not defined, find the given path in the internal list.
	// If path is not defined, find its index in the internal list.
	int i = 0;
	int n = mPathsListCtrl.GetItemCount();
	for (const CJavaPath &p : mPaths) {
	if (index < 0 && path != nullptr && p == *path) {
	index = i;
	foundPath = path;
	} else if (index == i) {
	foundPath = &p;
	}

	// uncheck any marked path
	if (i != index && i < n && mPathsListCtrl.GetCheck(i)) {
	mPathsListCtrl.SetCheck(i, FALSE);
	}

	++i;
	}

	mSelectedIndex = index;
	if (index >= 0 && index <= n) {
	mPathsListCtrl.SetCheck(index, TRUE);
	}

	adjustButtons();
	}

	void CFindJava2Dlg::adjustButtons() {
	int n = mPathsListCtrl.GetItemCount();
	mOkButton.EnableWindow(mSelectedIndex >= 0 && mSelectedIndex < n);
	}