// 重载设置控件隐藏状态的函数,需要调用子控件的函数 void CDuiPanel::SetControlHide(BOOL bIsHide) { __super::SetControlHide(bIsHide); // 设置每个子控件的原生Windows控件的可见性 for (size_t i = 0; i < m_vecControl.size(); i++) { CControlBase * pControlBase = m_vecControl.at(i); if (pControlBase) { if(pControlBase->IsClass(_T("div")) || pControlBase->IsClass(_T("tabctrl")) || pControlBase->IsClass(_T("layout"))) { // 如果子控件是容器类型控件,则调用子控件的设置隐藏函数 pControlBase->SetControlHide(bIsHide); }else { // 判断子控件当前是否可见,根据可见性设置子控件的原生控件的可见性 pControlBase->SetControlWndVisible(pControlBase->GetVisible()); } } } // 如果有插件,则设置插件的显示状态(插件接口暂不支持SetHide函数) if(m_pDuiPluginObject) { m_pDuiPluginObject->SetVisible(!bIsHide); } }
// 重载设置控件可见性的函数,需要调用子控件的函数 void CDuiPanel::SetControlVisible(BOOL bIsVisible) { __super::SetControlVisible(bIsVisible); // 设置每个子控件的原生Windows控件的可见性 for (size_t i = 0; i < m_vecControl.size(); i++) { CControlBase * pControlBase = m_vecControl.at(i); if (pControlBase) { if(pControlBase->IsClass(_T("div")) || pControlBase->IsClass(_T("tabctrl")) || pControlBase->IsClass(_T("layout"))) { // 如果子控件是容器类型控件,则调用子控件的设置可见性函数 pControlBase->SetControlVisible(bIsVisible); }else { // 判断子控件当前是否可见,根据可见性设置子控件的原生控件的可见性 // 如果是edit控件,暂时不显示原生控件,否则tab页切换时候会有问题 BOOL bVisible = pControlBase->GetVisible(); if(pControlBase->IsClass(CDuiEdit::GetClassName())) { bVisible = FALSE; } pControlBase->SetControlWndVisible(bVisible); } } } // 如果有插件,则设置插件的可见性 if(m_pDuiPluginObject) { m_pDuiPluginObject->SetVisible(bIsVisible); } }
// 获取下一个可以获取焦点的子控件 CControlBase* CDlgPopup::GetNextFocusableControl() { BOOL bStartSearch = FALSE; // 先按照焦点控件查找一次 for (int i = 0; i < (int)m_vecControl.size(); i++) { CControlBase* pControlBase = m_vecControl.at(i); if (pControlBase && pControlBase->GetVisible() && !pControlBase->GetDisable() && bStartSearch && pControlBase->IsTabStop()) { return pControlBase; }else if (pControlBase && (pControlBase == m_pFocusControl)) { bStartSearch = TRUE; } } // 再遍历子控件查找 if(m_pFocusControl == NULL) { bStartSearch = TRUE; } for (int i = 0; i < (int)m_vecControl.size(); i++) { CControlBase* pControlBase = m_vecControl.at(i); if(m_pControl == NULL) { m_pControl = pControlBase; } if (pControlBase && pControlBase->GetVisible() && !pControlBase->GetDisable() && bStartSearch && pControlBase->IsTabStop()) { return pControlBase; }else if (pControlBase && (pControlBase == m_pControl)) { // 查找子控件 pControlBase = pControlBase->GetNextFocusableControl(m_pFocusControl); if(pControlBase != NULL) { return pControlBase; } //bStartSearch = TRUE; } } return NULL; }
// 获取上一个可以获取焦点的子控件 CControlBase* CControlBase::GetPrevFocusableControl(CControlBase* pFocusControl) { BOOL bStartSearch = FALSE; // 先按照焦点控件查找一次 for (int i = m_vecControl.size()-1; i >= 0; i--) { CControlBase* pControlBase = m_vecControl.at(i); if (pControlBase && pControlBase->GetVisible() && !pControlBase->GetDisable() && bStartSearch && pControlBase->IsTabStop()) { return pControlBase; }else if (pControlBase && (pControlBase == pFocusControl)) { bStartSearch = TRUE; } } // 再遍历子控件查找 if(m_pControl == NULL) { bStartSearch = TRUE; } for (int i = m_vecControl.size()-1; i >= 0; i--) { CControlBase* pControlBase = m_vecControl.at(i); if(m_pControl == NULL) { m_pControl = pControlBase; } if (pControlBase && pControlBase->GetVisible() && !pControlBase->GetDisable() && bStartSearch && pControlBase->IsTabStop()) { return pControlBase; }else if (pControlBase && (pControlBase == m_pControl)) { // 查找子控件 pControlBase = pControlBase->GetPrevFocusableControl(pFocusControl); if(pControlBase != NULL) { return pControlBase; } } } return NULL; }
// 鼠标左键按下事件处理 BOOL CControlBase::OnLButtonDown(UINT nFlags, CPoint point) { if(!m_bIsVisible || !m_bRresponse) return false; // 保存原始的鼠标位置,并进行位置变换 CPoint oldPoint = point; OnMousePointChange(point); m_bMouseDown = m_rc.PtInRect(point); // 查找鼠标是否在某个内部控件位置,如果是的话就更新当前子控件(按照反向顺序查找,因为定义在后面的控件是优先级更高的) // 找到第一个符合条件的就结束查找 for (int i = m_vecControl.size()-1; i >= 0; i--) { CControlBase * pControlBase = m_vecControl.at(i); if (pControlBase && pControlBase->PtInRect(point)) { if(pControlBase->GetVisible() && !pControlBase->GetDisable() && pControlBase->GetRresponse()) { m_pControl = pControlBase; break; } } } if(m_pControl != NULL) { // 如果是控件内置滚动条子控件,则不进行位置变换,因为滚动条位置是不需要变换的 UINT uControlID = m_pControl->GetControlID(); if((SCROLL_V == uControlID) || (SCROLL_H == uControlID)) { point = oldPoint; } if(m_pControl->OnLButtonDown(nFlags, point)) { return true; } } else { // 切换对话框中的当前焦点控件(暂不处理Popup窗口的切换) CDlgBase* pDlg = GetParentDialog(FALSE); if(pDlg) { pDlg->SetFocusControl(this); } // 发送鼠标左键按下DUI消息 if(m_bDuiMsgMouseLDown && m_rc.PtInRect(point)) { SendMessage(MSG_MOUSE_LDOWN, (WPARAM)nFlags, (LPARAM)(&point)); } return OnControlLButtonDown(nFlags, point); } return false; }
// 画子控件 BOOL CControlBase::DrawSubControls(CDC &dc, CRect rcUpdate) { for (size_t i = 0; i < m_vecControl.size(); i++) { CControlBase * pControlBase = m_vecControl.at(i); if (pControlBase && pControlBase->GetVisible()) { pControlBase->Draw(dc, rcUpdate); } } return TRUE; }
// 重载设置控件中windows原生控件可见性的函数,需要调用子控件的函数 void CDuiLayout::SetControlWndVisible(BOOL bIsVisible) { __super::SetControlWndVisible(bIsVisible); // 设置每个子控件的原生Windows控件的可见性 for (size_t i = 0; i < m_vecControl.size(); i++) { CControlBase * pControlBase = m_vecControl.at(i); if (pControlBase) { // 判断子控件当前是否可见,根据可见性设置子控件的原生控件的可见性 BOOL bVisible = pControlBase->GetVisible(); pControlBase->SetControlWndVisible(bVisible); } } }
// 刷新父控件下面所有同一个组的RadioButton控件的状态 BOOL CMenuItem::ResetGroupCheck() { CDuiObject* pParentObj = GetParent(); if(pParentObj == NULL) { return FALSE; } vector<CControlBase*>* pvecControl = NULL; if(pParentObj->IsClass(_T("dlg"))) { CDlgBase* pDlg = static_cast<CDlgBase*>(pParentObj); pvecControl = pDlg->GetControls(); }else if(pParentObj->IsClass(_T("popup"))) { CDlgPopup* pDlg = static_cast<CDlgPopup*>(pParentObj); pvecControl = pDlg->GetControls(); }else { CControlBase* pControlBase = static_cast<CControlBase*>(pParentObj); pvecControl = pControlBase->GetControls(); } if(pvecControl == NULL) { return FALSE; } for(int i=0; i<(int)pvecControl->size(); i++) { CControlBase* pControlBase = pvecControl->at(i); if(pControlBase->IsClass(CMenuItem::GetClassName()) && pControlBase->GetVisible() && !pControlBase->GetDisable()) { CMenuItem* pControl = static_cast<CMenuItem*>(pControlBase); if((pControl->GetGroupName() == m_strGroupName) && (pControl != this)) { // 重置控件状态 pControl->SetControlCheck(FALSE); } } } return TRUE; }
// 获取所在Radio组选择的控件的值 CString CMenuItem::GetGroupValue() { CDuiObject* pParentObj = GetParent(); if(pParentObj == NULL) { return _T(""); } vector<CControlBase*>* pvecControl = NULL; if(pParentObj->IsClass(_T("dlg"))) { CDlgBase* pDlg = static_cast<CDlgBase*>(pParentObj); pvecControl = pDlg->GetControls(); }else if(pParentObj->IsClass(_T("popup"))) { CDlgPopup* pDlg = static_cast<CDlgPopup*>(pParentObj); pvecControl = pDlg->GetControls(); }else { CControlBase* pControlBase = static_cast<CControlBase*>(pParentObj); pvecControl = pControlBase->GetControls(); } if(pvecControl == NULL) { return _T(""); } for(int i=0; i<(int)pvecControl->size(); i++) { CControlBase* pControlBase = pvecControl->at(i); if(pControlBase->IsClass(CMenuItem::GetClassName()) && pControlBase->GetVisible() && !pControlBase->GetDisable()) { CMenuItem* pControl = static_cast<CMenuItem*>(pControlBase); if((pControl->GetGroupName() == m_strGroupName) && pControl->GetCheck()) { return pControl->GetValue(); } } } return _T(""); }
LRESULT CDlgPopup::OnControlUpdate(CRect rcUpdate, BOOL bUpdate, CControlBase *pUpdateControlBase) { if(pUpdateControlBase == NULL) return 0; if(bUpdate) { pUpdateControlBase->SetUpdate(FALSE); } CRect rcAllUpDate = rcUpdate; if(m_bInit) { BOOL bFind = false; for (size_t i = 0; i < m_vecControl.size(); i++) { CControlBase * pControlBase = m_vecControl.at(i); if (pControlBase) { if(bFind) { if (pControlBase->GetVisible() && !(pControlBase->GetRect() & rcUpdate).IsRectEmpty()) { rcAllUpDate |= pControlBase->GetRect(); pControlBase->SetUpdate(FALSE); } } else if(pControlBase == pUpdateControlBase) { bFind = true; } } } } if(GetSafeHwnd()) { InvalidateRect(&rcAllUpDate); } return 0L; };
// 鼠标左键事件处理 BOOL CControlBase::OnLButtonDown(UINT nFlags, CPoint point) { if(!m_bIsVisible || !m_bRresponse) return false; OnMousePointChange(point); m_bMouseDown = m_rc.PtInRect(point); // 查找鼠标是否在某个内部控件位置,如果是的话就更新当前子控件 for (size_t i = 0; i < m_vecControl.size(); i++) { CControlBase * pControlBase = m_vecControl.at(i); if (pControlBase && pControlBase->PtInRect(point)) { if(pControlBase->GetVisible() && !pControlBase->GetDisable() && pControlBase->GetRresponse()) { m_pControl = pControlBase; } } } if(m_pControl != NULL) { if(m_pControl->OnLButtonDown(nFlags, point)) { return true; } } else { // 切换对话框中的当前焦点控件(暂不处理Popup窗口的切换) CDlgBase* pDlg = GetParentDialog(FALSE); if(pDlg) { pDlg->SetFocusControl(this); } return OnControlLButtonDown(nFlags, point); } return false; }
// 获取当前焦点控件 CControlBase* CControlBase::GetFocusControl(CControlBase* pFocusControl) { for (int i = m_vecControl.size()-1; i >= 0; i--) { CControlBase* pControlBase = m_vecControl.at(i); if (pControlBase && pControlBase->GetVisible() && !pControlBase->GetDisable() && (pControlBase == pFocusControl) && pControlBase->IsTabStop()) { return pControlBase; }else if (pControlBase && (pControlBase == m_pControl)) { // 查找子控件 pControlBase = pControlBase->GetFocusControl(pFocusControl); if(pControlBase != NULL) { return pControlBase; } } } return NULL; }
// 控件界面刷新 LRESULT CDuiPanel::OnControlUpdate(CRect rcUpdate, BOOL bUpdate, CControlBase *pUpdateControlBase) { if(pUpdateControlBase == NULL) return 0; if(bUpdate) { pUpdateControlBase->SetUpdate(FALSE); } int nVirtualTop = 0; if(m_nVirtualHeight > m_rc.Height()) { // 计算显示位置 CDuiScrollVertical* pScrollV = (CDuiScrollVertical*)m_pControScrollV; int nCurPos = pScrollV->GetScrollCurrentPos(); // 当前top位置 int nMaxRange = pScrollV->GetScrollMaxRange(); nVirtualTop = (nMaxRange > 0) ? nCurPos*(m_nVirtualHeight-m_rc.Height())/nMaxRange : 0; // 当前显示的是虚拟图片中什么位置开始的图片 } int nVirtualLeft = 0; if(m_nVirtualWidth > m_rc.Width()) { // 计算显示位置 CDuiScrollHorizontal* pScrollH = (CDuiScrollHorizontal*)m_pControScrollH; int nCurPosH = pScrollH->GetScrollCurrentPos(); // 当前top位置 int nMaxRangeH = pScrollH->GetScrollMaxRange(); nVirtualLeft = (nMaxRangeH > 0) ? nCurPosH*(m_nVirtualLeft-m_rc.Width())/nMaxRangeH : 0; // 当前显示的是虚拟图片中什么位置开始的图片 } CRect rcAllUpDate = rcUpdate; if(m_bInit) { BOOL bFind = false; for (size_t i = 0; i < m_vecControl.size(); i++) { CControlBase * pControlBase = m_vecControl.at(i); if (pControlBase) { if(bFind) { if (pControlBase->GetVisible() && !(pControlBase->GetRect() & rcUpdate).IsRectEmpty()) { rcAllUpDate |= pControlBase->GetRect(); pControlBase->SetUpdate(FALSE); } } else if(pControlBase == pUpdateControlBase) { bFind = true; } } } } // 按照滚动位置修改更新区域 rcAllUpDate.OffsetRect(-nVirtualLeft, -nVirtualTop); rcAllUpDate |= m_rc; InvalidateRect(&rcAllUpDate); return 0L; };
// 画子控件(支持滚动显示) BOOL CDuiPanel::DrawSubControls(CDC &dc, CRect rcUpdate) { // 如果不需要滚动条,则直接使用父控件的画图方法 if(!m_bEnableScroll || ((m_nVirtualHeight <= m_rc.Height()) && (m_nVirtualWidth <= m_rc.Width()))) { return __super::DrawSubControls(dc, rcUpdate); } BOOL bShowScrollV = m_nVirtualHeight > m_rc.Height(); BOOL bShowScrollH = m_nVirtualWidth > m_rc.Width(); // 计算显示位置 CDuiScrollVertical* pScrollV = (CDuiScrollVertical*)m_pControScrollV; int nCurPosV = pScrollV->GetScrollCurrentPos(); // 当前top位置 int nMaxRangeV = pScrollV->GetScrollMaxRange(); int nVirtualTop = (nMaxRangeV > 0) ? nCurPosV*(m_nVirtualHeight-m_rc.Height())/nMaxRangeV : 0; // 当前显示的是虚拟图片中什么位置开始的图片 CDuiScrollHorizontal* pScrollH = (CDuiScrollHorizontal*)m_pControScrollH; int nCurPosH = pScrollH->GetScrollCurrentPos(); // 当前top位置 int nMaxRangeH = pScrollH->GetScrollMaxRange(); int nVirtualLeft = (nMaxRangeH > 0) ? nCurPosH*(m_nVirtualWidth-m_rc.Width())/nMaxRangeH : 0; // 当前显示的是虚拟图片中什么位置开始的图片 // 根据滚动条位置画子控件 // 初始化虚拟显示dc,并复制背景到虚拟显示dc CBitmap virtualBitmap; CDC virtualDC; virtualDC.CreateCompatibleDC(&dc); virtualBitmap.CreateCompatibleBitmap(&dc, bShowScrollH ? (m_rc.left + m_nVirtualWidth) : (m_rc.right - (bShowScrollV ? m_nScrollWidth : 0)), bShowScrollV ? (m_rc.top + m_nVirtualHeight) : (m_rc.bottom - (bShowScrollH ? m_nScrollWidth : 0)) ); CBitmap* pOldVirtualBitmap = virtualDC.SelectObject(&virtualBitmap); virtualDC.BitBlt(m_rc.left+nVirtualLeft, m_rc.top+nVirtualTop, m_rc.Width()-(bShowScrollV ? m_nScrollWidth : 0), m_rc.Height()-(bShowScrollH ? m_nScrollWidth : 0), &dc, m_rc.left, m_rc.top, SRCCOPY); // 背景复制到虚拟显示dc // 更新区域按照显示区域调整 rcUpdate.OffsetRect(nVirtualLeft, nVirtualTop); // 画子控件到虚拟dc for (size_t i = 0; i < m_vecControl.size(); i++) { CControlBase * pControlBase = m_vecControl.at(i); if (pControlBase && pControlBase->GetVisible() && (pControlBase != m_pControScrollV) && (pControlBase != m_pControScrollH)) { // 如果顶部位置发生了变化,需要重画所有子控件,但会造成速度很慢 if(m_nVirtualTop != nVirtualTop) { pControlBase->UpdateControl(true); } pControlBase->Draw(virtualDC, rcUpdate); } } // 画滚动条,滚动条整个区域都需要更新 m_pControScrollV->Draw(dc, m_pControScrollV->GetRect()); m_pControScrollH->Draw(dc, m_pControScrollH->GetRect()); m_nVirtualTop = nVirtualTop; m_nVirtualLeft = nVirtualLeft; // 虚拟显示dc复制到dc(滚动条部分不用复制) dc.BitBlt(m_rc.left, m_rc.top, m_rc.Width()-(bShowScrollV ? m_nScrollWidth : 0), m_rc.Height()-(bShowScrollH ? m_nScrollWidth : 0), &virtualDC, m_rc.left + nVirtualLeft, m_rc.top + nVirtualTop, SRCCOPY); // 释放虚拟显示dc virtualDC.SelectObject(pOldVirtualBitmap); virtualDC.DeleteDC(); virtualBitmap.DeleteObject(); return TRUE; }