// the update function
void TSRGuiFileBrowser::Update()
{
m_bEntered = false;
TSRGuiComponent::Update();
m_VScrollBar.Update();
m_HScrollBar.Update();
if ( m_bIsUnderMouse )
{
// scrolling up
if ( m_VScrollBar.m_ButtonA.m_bIsHolded )
{
m_VScrollBar.ScrollUp();
Refresh();
}
// scrolling down
if ( m_VScrollBar.m_ButtonB.m_bIsHolded )
{
m_VScrollBar.ScrollDown();
Refresh();
}
// scrolling right
if ( m_HScrollBar.m_ButtonB.m_bIsHolded )
{
m_HScrollBar.ScrollDown();
Refresh();
}
// scrolling left
if ( m_HScrollBar.m_ButtonA.m_bIsHolded )
{
m_HScrollBar.ScrollUp();
Refresh();
}
// the Z of the mouse moves up and down too
if ( Mouse()->m_DeltaZ )
{
if ( Mouse()->m_DeltaZ > 0 )
{
m_VScrollBar.ScrollUp();
}
else
{
m_VScrollBar.ScrollDown();
}
Refresh();
}
// updating the colors in case of being under mouse or not
for ( unsigned int i = 0; i < m_DirectoryItems.size(); i++ )
{
TSRGuiStaticText* pCurrItem = m_DirectoryItems[ i ];
pCurrItem->Update();
if ( pCurrItem->m_bIsUnderMouse )
{
pCurrItem->m_TextColor = m_HotColor;
}
else
{
pCurrItem->m_TextColor = m_FolderColor;
}
}
for ( unsigned int i = 0; i < m_FileItems.size(); i++ )
{
TSRGuiStaticText* pCurrItem = m_FileItems[ i ];
pCurrItem->Update();
if ( pCurrItem->m_bIsUnderMouse )
{
pCurrItem->m_TextColor = m_HotColor;
}
else
{
pCurrItem->m_TextColor = m_FileColor;
}
}
}
// only a double click can make something happens
if ( IsDblClicked() )
{
// if a directory is double clicked
for ( unsigned int i = 0; i < m_DirectoryItems.size(); i++ )
{
if ( m_DirectoryItems[ i ]->IsDblClicked() )
{
int indexOffset = m_VScrollBar.m_StartIndex;
const char* newSubPath = m_FoldersNames[ i + indexOffset ].c_str();
// if it . or .., change the path accordingly
if ( newSubPath[ 0 ] == '.' )
{
if ( newSubPath[ 1 ] == '.' )
{
UpOneLevel( m_Path );
}
}
// otherwise just append and move to a new path
else
{
sprintf( m_Path, "%s%s\\", m_Path,newSubPath );
}
SetPath( m_Path );
return;
}
}
//if a file is double clicked, entered becomes true and it becomes ready for reading for just one frame
for ( unsigned int i = 0; i < m_FileItems.size(); i++ )
{
if ( m_FileItems[ i ]->IsDblClicked() )
{
unsigned int indexOffset = 0;
if ( m_VScrollBar.m_StartIndex >= ( int ) m_FoldersNames.size() )
{
indexOffset = ( int ) ( m_VScrollBar.m_StartIndex - m_FoldersNames.size() );
}
const char* newSubPath = m_FilesNames[ i + indexOffset ].c_str();
sprintf( m_FileName, "%s%s", m_Path, newSubPath );
m_bEntered = true;
return;
}
}
}
}
BOOL CTreeFileCtrl::PreTranslateMessage(MSG* pMsg)
{
// When an item is being edited make sure the edit control
// receives certain important key strokes
if (GetEditControl())
{
::TranslateMessage(pMsg);
::DispatchMessage(pMsg);
return TRUE; // DO NOT process further
}
//Context menu via the keyboard
if ((((pMsg->message == WM_KEYDOWN || pMsg->message == WM_SYSKEYDOWN) && // If we hit a key and
(pMsg->wParam == VK_F10) && (GetKeyState(VK_SHIFT) & ~1)) != 0) || // it's Shift+F10 OR
(pMsg->message == WM_CONTEXTMENU)) // Natural keyboard key
{
CRect rect;
GetItemRect(GetSelectedItem(), rect, TRUE);
ClientToScreen(rect);
OnContextMenu(NULL, rect.CenterPoint());
return TRUE;
}
//Hitting the Escape key, Cancelling drag & drop
else if (pMsg->message == WM_KEYDOWN && pMsg->wParam == VK_ESCAPE && IsDragging())
{
EndDragging(TRUE);
return TRUE;
}
//Hitting the Alt-Enter key combination, show the properties sheet
else if (pMsg->message == WM_SYSKEYDOWN && pMsg->wParam == VK_RETURN)
{
OnFileProperties();
return TRUE;
}
//Hitting the Enter key, open the item
else if (pMsg->message == WM_KEYDOWN && pMsg->wParam == VK_RETURN)
{
OnFileOpen();
return TRUE;
}
//Hitting the delete key, delete the item
else if (pMsg->message == WM_KEYDOWN && pMsg->wParam == VK_DELETE)
{
OnFileDelete();
return TRUE;
}
//hitting the backspace key, go to the parent folder
else if (pMsg->message == WM_KEYDOWN && pMsg->wParam == VK_BACK)
{
UpOneLevel();
return TRUE;
}
//hitting the F2 key, being in-place editing of an item
else if (pMsg->message == WM_KEYDOWN && pMsg->wParam == VK_F2)
{
OnFileRename();
return TRUE;
}
//hitting the F5 key, force a refresh of the whole tree
else if (pMsg->message == WM_KEYDOWN && pMsg->wParam == VK_F5)
{
OnViewRefresh();
return TRUE;
}
//Let the parent class do its thing
return CTreeCtrl::PreTranslateMessage(pMsg);
}
