1 files changed, 279 insertions, 0 deletions
diff --git a/wx+/popup_dlg.cpp b/wx+/popup_dlg.cpp
new file mode 100644
index 00000000..27526922
--- /dev/null
+++ b/wx+/popup_dlg.cpp
@@ -0,0 +1,279 @@
+// **************************************************************************
+// * This file is part of the FreeFileSync project. It is distributed under *
+// * GNU General Public License: http://www.gnu.org/licenses/gpl.html       *
+// * Copyright (C) Zenju (zenju AT gmx DOT de) - All Rights Reserved        *
+// **************************************************************************
+
+#include "popup_dlg.h"
+#include <wx/app.h>
+#include <wx+/mouse_move_dlg.h>
+#include <wx+/std_button_order.h>
+#include <wx+/font_size.h>
+#include <wx+/image_resources.h>
+#include "popup_dlg_generated.h"
+
+using namespace zen;
+
+
+namespace
+{
+void setAsStandard(wxButton& btn)
+{
+    btn.SetDefault();
+    btn.SetFocus();
+}
+
+
+void setBestInitialSize(wxTextCtrl& ctrl, const wxString& text, wxSize maxSize)
+{
+    const int scrollbarWidth = 30;
+    if (maxSize.x <= scrollbarWidth) //implicitly checks for non-zero, too!
+        return;
+    maxSize.x -= scrollbarWidth;
+
+    int bestWidth = 0;
+    int rowCount  = 0;
+    int rowHeight = 0;
+
+    auto evalLineExtent = [&](const wxSize& sz) -> bool //return true when done
+    {
+        if (sz.x > bestWidth)
+            bestWidth = std::min(maxSize.x, sz.x);
+
+        rowCount += (sz.x + maxSize.x - 1) / maxSize.x; //integer round up: consider line-wraps!
+        rowHeight = std::max(rowHeight, sz.y); //all rows *should* have same height
+
+        return rowCount * rowHeight >= maxSize.y;
+    };
+
+    for (auto it = text.begin();;)
+    {
+        auto itEnd = std::find(it, text.end(), L'\n');
+        wxString line(it, itEnd);
+        if (line.empty())
+            line = L" "; //GetTextExtent() returns (0, 0) for empty strings!
+
+        wxSize sz = ctrl.GetTextExtent(line); //exactly gives row height, but does *not* consider newlines
+        if (evalLineExtent(sz))
+            break;
+
+        if (itEnd == text.end())
+            break;
+        it = itEnd + 1;
+    }
+
+    const wxSize bestSize(bestWidth + scrollbarWidth, std::min(rowCount * rowHeight, maxSize.y));
+    ctrl.SetMinSize(bestSize); //alas, SetMinClientSize() is just not working!
+}
+}
+
+
+class zen::StandardPopupDialog : public PopupDialogGenerated
+{
+public:
+    StandardPopupDialog(wxWindow* parent, DialogInfoType type, const PopupDialogCfg& cfg) :
+        PopupDialogGenerated(parent),
+        checkBoxValue_(cfg.checkBoxValue)
+    {
+#ifdef ZEN_WIN
+        new zen::MouseMoveWindow(*this); //allow moving main dialog by clicking (nearly) anywhere...; ownership passed to "this"
+#endif
+        wxString titleTmp = cfg.title;
+        switch (type)
+        {
+            case DialogInfoType::INFO:
+                //"information" is meaningless as caption text!
+                //confirmation doesn't use info icon
+                //m_bitmapMsgType->Hide();
+                //m_bitmapMsgType->SetSize(30, -1);
+                //m_bitmapMsgType->SetBitmap(getResourceImage(L"msg_info"));
+                break;
+            case DialogInfoType::WARNING:
+                if (titleTmp.empty()) titleTmp = _("Warning");
+                m_bitmapMsgType->SetBitmap(getResourceImage(L"msg_warning"));
+                break;
+            case DialogInfoType::ERROR2:
+                if (titleTmp.empty()) titleTmp = _("Error");
+                m_bitmapMsgType->SetBitmap(getResourceImage(L"msg_error"));
+                break;
+        }
+
+        if (titleTmp.empty())
+            SetTitle(wxTheApp->GetAppDisplayName());
+        else
+        {
+            if (parent && parent->IsShownOnScreen())
+                SetTitle(titleTmp);
+            else
+                SetTitle(wxTheApp->GetAppDisplayName() + L" - " + titleTmp);
+        }
+
+        const wxSize maxSize(500, 380);
+
+        assert(!cfg.textMain.empty() || !cfg.textDetail.empty());
+        if (!cfg.textMain.empty())
+        {
+            setMainInstructionFont(*m_staticTextMain);
+            m_staticTextMain->SetLabel(cfg.textMain);
+            m_staticTextMain->Wrap(maxSize.GetWidth()); //call *after* SetLabel()
+        }
+        else
+            m_staticTextMain->Hide();
+
+        if (!cfg.textDetail.empty())
+        {
+            const wxString& text = L"\n" + cfg.textDetail + L"\n"; //add empty top/bottom lines *instead* of using border space!
+            setBestInitialSize(*m_textCtrlTextDetail, text, maxSize);
+            m_textCtrlTextDetail->ChangeValue(text);
+        }
+        else
+            m_textCtrlTextDetail->Hide();
+
+        if (checkBoxValue_)
+        {
+            assert(contains(cfg.checkBoxLabel, L"&"));
+            m_checkBoxCustom->SetLabel(cfg.checkBoxLabel);
+            m_checkBoxCustom->SetValue(*checkBoxValue_);
+        }
+        else
+            m_checkBoxCustom->Hide();
+
+        Connect(wxEVT_CHAR_HOOK, wxKeyEventHandler(StandardPopupDialog::OnKeyPressed), nullptr, this);
+    }
+
+private:
+    virtual void OnClose (wxCloseEvent&   event) override { EndModal(static_cast<int>(ConfirmationButton3::CANCEL)); }
+    virtual void OnCancel(wxCommandEvent& event) override { EndModal(static_cast<int>(ConfirmationButton3::CANCEL)); }
+
+    void OnKeyPressed(wxKeyEvent& event)
+    {
+        const int keyCode = event.GetKeyCode();
+        if (keyCode == WXK_ESCAPE) //handle case where cancel button is hidden!
+        {
+            EndModal(static_cast<int>(ConfirmationButton3::CANCEL));
+            return;
+        }
+        event.Skip();
+    }
+
+    virtual void OnButtonAffirmative(wxCommandEvent& event) override
+    {
+        if (checkBoxValue_)
+            * checkBoxValue_ = m_checkBoxCustom->GetValue();
+        EndModal(static_cast<int>(ConfirmationButton3::DO_IT));
+    }
+
+    virtual void OnButtonNegative(wxCommandEvent& event) override
+    {
+        if (checkBoxValue_)
+            * checkBoxValue_ = m_checkBoxCustom->GetValue();
+        EndModal(static_cast<int>(ConfirmationButton3::DONT_DO_IT));
+    }
+
+    bool* checkBoxValue_;
+};
+
+
+namespace
+{
+class NotificationDialog : public StandardPopupDialog
+{
+public:
+    NotificationDialog(wxWindow* parent, DialogInfoType type, const PopupDialogCfg& cfg) :
+        StandardPopupDialog(parent, type, cfg)
+    {
+        m_buttonAffirmative->SetLabel(_("Close")); //UX Guide: use "Close" for errors, warnings and windows in which users can't make changes (no ampersand!)
+        m_buttonNegative->Hide();
+        m_buttonCancel->Hide();
+
+        //set std order after button visibility was set
+        setStandardButtonOrder(*bSizerStdButtons, StdButtons().setAffirmative(m_buttonAffirmative));
+        setAsStandard(*m_buttonAffirmative);
+        GetSizer()->SetSizeHints(this); //~=Fit() + SetMinSize()
+    }
+};
+
+
+class ConfirmationDialog : public StandardPopupDialog
+{
+public:
+    ConfirmationDialog(wxWindow* parent, DialogInfoType type, const PopupDialogCfg& cfg, const wxString& labelDoIt) :
+        StandardPopupDialog(parent, type, cfg)
+    {
+        assert(contains(labelDoIt, L"&"));
+        m_buttonAffirmative->SetLabel(labelDoIt);
+        m_buttonNegative->Hide();
+
+        //set std order after button visibility was set
+        setStandardButtonOrder(*bSizerStdButtons, StdButtons().setAffirmative(m_buttonAffirmative).setCancel(m_buttonCancel));
+        setAsStandard(*m_buttonAffirmative);
+        GetSizer()->SetSizeHints(this); //~=Fit() + SetMinSize()
+    }
+};
+}
+
+class zen::ConfirmationDialog3 : public StandardPopupDialog
+{
+public:
+    ConfirmationDialog3(wxWindow* parent, DialogInfoType type, const PopupDialogCfg3& cfg, const wxString& labelDoIt, const wxString& labelDontDoIt) :
+        StandardPopupDialog(parent, type, cfg.pdCfg),
+        buttonToDisableWhenChecked(cfg.buttonToDisableWhenChecked)
+    {
+        assert(contains(labelDoIt,     L"&"));
+        assert(contains(labelDontDoIt, L"&"));
+        m_buttonAffirmative->SetLabel(labelDoIt);
+        m_buttonNegative   ->SetLabel(labelDontDoIt);
+
+        //m_buttonAffirmative->SetId(wxID_IGNORE); -> setting id after button creation breaks "mouse snap to" functionality
+        //m_buttonNegative   ->SetId(wxID_RETRY);  -> also wxWidgets docs seem to hide some info: "Normally, the identifier should be provided on creation and should not be modified subsequently."
+
+        updateGui();
+
+        //set std order after button visibility was set
+        setStandardButtonOrder(*bSizerStdButtons, StdButtons().setAffirmative(m_buttonAffirmative).setNegative(m_buttonNegative).setCancel(m_buttonCancel));
+        setAsStandard(*m_buttonAffirmative);
+        GetSizer()->SetSizeHints(this); //~=Fit() + SetMinSize()
+    }
+
+private:
+    virtual void OnCheckBoxClick(wxCommandEvent& event) override { updateGui(); event.Skip(); }
+
+    void updateGui()
+    {
+        switch (buttonToDisableWhenChecked)
+        {
+            case ConfirmationButton3::DO_IT:
+                m_buttonAffirmative->Enable(!m_checkBoxCustom->GetValue());
+                break;
+            case ConfirmationButton3::DONT_DO_IT:
+                m_buttonNegative->Enable(!m_checkBoxCustom->GetValue());
+                break;
+            case ConfirmationButton3::CANCEL:
+                break;
+        }
+    }
+
+    const ConfirmationButton3 buttonToDisableWhenChecked;
+};
+
+//########################################################################################
+
+void zen::showNotificationDialog(wxWindow* parent, DialogInfoType type, const PopupDialogCfg& cfg)
+{
+    NotificationDialog dlg(parent, type, cfg);
+    dlg.ShowModal();
+}
+
+
+ConfirmationButton zen::showConfirmationDialog(wxWindow* parent, DialogInfoType type, const PopupDialogCfg& cfg, const wxString& labelDoIt)
+{
+    ConfirmationDialog dlg(parent, type, cfg, labelDoIt);
+    return static_cast<ConfirmationButton>(dlg.ShowModal());
+}
+
+
+ConfirmationButton3 zen::showConfirmationDialog3(wxWindow* parent, DialogInfoType type, const PopupDialogCfg3& cfg, const wxString& labelDoIt, const wxString& labelDontDoIt)
+{
+    ConfirmationDialog3 dlg(parent, type, cfg, labelDoIt, labelDontDoIt);
+    return static_cast<ConfirmationButton3>(dlg.ShowModal());
+}