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1.1 root 1: /*
2: Copyright (c) 2008 TrueCrypt Foundation. All rights reserved.
3:
4: Governed by the TrueCrypt License 2.4 the full text of which is contained
5: in the file License.txt included in TrueCrypt binary and source code
6: distribution packages.
7: */
8:
9: #include "System.h"
10: #include "Main/GraphicUserInterface.h"
11: #include "Main/Resources.h"
12: #include "WizardFrame.h"
13:
14: namespace TrueCrypt
15: {
16: WizardFrame::WizardFrame (wxWindow* parent)
17: : WizardFrameBase (parent),
18: CurrentPage (nullptr),
19: CurrentStep (-1),
20: MaxStaticTextWidth (-1),
21: WorkInProgress (false)
22: {
23: SetIcon (Resources::GetTrueCryptIcon());
24:
25: PageTitleStaticText->SetFont (wxFont (
26: #ifdef TC_WINDOWS
27: 16
28: #elif defined(TC_MACOSX)
29: 18
30: #elif defined(__WXGTK__)
31: 12
32: #endif
33: * Gui->GetCharHeight (this) / 13, wxFONTFAMILY_DEFAULT, wxFONTSTYLE_NORMAL, wxFONTWEIGHT_NORMAL, false, L"Times New Roman"));
34:
35: UpdateControls();
36: this->SetDefaultItem (NextButton);
37: NextButton->SetFocus();
38:
39: foreach (wxWindow *c, MainPanel->GetChildren())
40: c->Connect (wxEVT_MOTION, wxMouseEventHandler (WizardFrame::OnMouseMotion), nullptr, this);
41: }
42:
43: WizardFrame::~WizardFrame ()
44: {
45: if (CurrentPage)
46: CurrentPage->Destroy();
47: }
48:
49: void WizardFrame::ClearHistory ()
50: {
51: StepHistory.clear();
52: UpdateControls();
53: }
54:
55: void WizardFrame::OnClose (wxCloseEvent& event)
56: {
57: if (WorkInProgress)
58: return;
59:
60: event.Skip();
61: }
62:
63: void WizardFrame::OnHelpButtonClick (wxCommandEvent& event)
64: {
65: Gui->OpenUserGuide (this);
66: }
67:
68: void WizardFrame::OnNextButtonClick (wxCommandEvent& event)
69: {
70: if (CurrentPage->IsValid())
71: {
72: WizardStep nextStep = ProcessPageChangeRequest (true);
73: if (nextStep != CurrentStep)
74: SetStep (nextStep);
75: }
76: }
77:
78: void WizardFrame::OnPreviousButtonClick (wxCommandEvent& event)
79: {
80: ProcessPageChangeRequest (false);
81:
82: if (!StepHistory.empty())
83: {
84: WizardStep prevStep = *StepHistory.rbegin();
85: StepHistory.pop_back();
86: SetStep (prevStep, false);
87: }
88: }
89:
90: void WizardFrame::SetCancelButtonText (const wxString &text)
91: {
92: CancelButton->SetLabel (text.empty() ? wxString (_("Cancel")) : text);
93: }
94:
95: void WizardFrame::SetImage (const wxBitmap &bitmap)
96: {
97: WizardBitmap->SetBitmap (bitmap);
98: }
99:
100: void WizardFrame::SetMaxStaticTextWidth (size_t charCount)
101: {
102: MaxStaticTextWidth = Gui->GetCharWidth (this) * charCount;
103: }
104:
105: void WizardFrame::SetStep (WizardStep newStep)
106: {
107: SetStep (newStep, true);
108: }
109:
110: void WizardFrame::SetStep (WizardStep newStep, bool forward)
111: {
112: bool init = false;
113: FreezeScope freeze (this);
114:
115: #ifdef TC_WINDOWS
116: HelpButton->Disable(); // Prevent Help button from getting default focus
117: NextButton->Enable();
118: #endif
119: if (CurrentPage)
120: {
121: if (forward)
122: StepHistory.push_back (CurrentStep);
123:
124: CurrentPage->OnPageChanging (forward);
125: CurrentPage->Destroy();
126: CurrentPage = nullptr;
127: }
128: else
129: init = true;
130:
131: CurrentStep = newStep;
132: CurrentPage = GetPage (newStep);
133:
134: CurrentPage->PageUpdatedEvent.Connect (EventConnector <WizardFrame> (this, &WizardFrame::OnPageUpdated));
135:
136: CurrentPage->Connect (wxEVT_MOTION, wxMouseEventHandler (WizardFrame::OnMouseMotion), nullptr, this);
137: foreach (wxWindow *c, CurrentPage->GetChildren())
138: c->Connect (wxEVT_MOTION, wxMouseEventHandler (WizardFrame::OnMouseMotion), nullptr, this);
139:
140: if (MaxStaticTextWidth > 0)
141: CurrentPage->SetMaxStaticTextWidth (MaxStaticTextWidth);
142:
143: PageTitleStaticText->SetLabel (CurrentPage->GetPageTitle());
144: PageSizer->Add (CurrentPage, 1, wxALL | wxEXPAND);
145:
146: if (init)
147: {
148: Fit();
149: Layout();
150: Center();
151: }
152: else
153: MainPanel->Layout();
154:
155: CurrentPage->SetFocus();
156:
157: wxString nextButtonText = CurrentPage->GetNextButtonText();
158: if (nextButtonText.empty())
159: NextButton->SetLabel (_("&Next >"));
160: else
161: NextButton->SetLabel (nextButtonText);
162:
163: #ifdef TC_WINDOWS
164: HelpButton->Enable();
165: #endif
166: UpdateControls();
167: }
168:
169: void WizardFrame::SetWorkInProgress (bool state)
170: {
171: WorkInProgress = state;
172: UpdateControls();
173: }
174:
175: void WizardFrame::UpdateControls ()
176: {
177: CancelButton->Enable (!WorkInProgress);
178: HelpButton->Enable (!WorkInProgress);
179: NextButton->Enable (!WorkInProgress && CurrentPage != nullptr && CurrentPage->IsValid());
180: PreviousButton->Enable (!WorkInProgress && !StepHistory.empty());
181: }
182: }
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