1 /* 2 * Copyright (c) 2023-2023 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 #ifndef FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_NG_PATTERN_TEXT_FIELD_PATTERN_CONTENT_CONTROLLER_H 17 #define FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_NG_PATTERN_TEXT_FIELD_PATTERN_CONTENT_CONTROLLER_H 18 19 #include <string> 20 #include <utility> 21 22 #include "base/memory/ace_type.h" 23 #include "base/memory/referenced.h" 24 #include "base/utils/string_utils.h" 25 #include "core/common/ime/text_input_type.h" 26 #include "core/components_ng/pattern/pattern.h" 27 28 namespace OHOS::Ace::NG { 29 class ContentController : public virtual AceType { 30 DECLARE_ACE_TYPE(ContentController, AceType); 31 32 public: ContentController(const WeakPtr<Pattern> & pattern)33 explicit ContentController(const WeakPtr<Pattern>& pattern) : pattern_(pattern) {} 34 ~ContentController() override = default; 35 bool InsertValue(int32_t index, const std::string& value); 36 bool ReplaceSelectedValue(int32_t startIndex, int32_t endIndex, const std::string& value); 37 std::string GetSelectedValue(int32_t startIndex, int32_t endIndex); 38 std::string GetValueBeforeIndex(int32_t index); 39 std::string GetValueAfterIndex(int32_t index); 40 void erase(int32_t startIndex, int32_t length); 41 int32_t Delete(int32_t startIndex, int32_t length, bool isBackward); 42 int32_t GetDeleteLength(int32_t startIndex, int32_t length, bool isBackward); 43 bool IsIndexBeforeOrInEmoji(int32_t index); 44 void FilterValue(); 45 void FilterValueType(std::string& value); 46 std::string GetSelectedLimitValue(int32_t& index, int32_t& startIndex); 47 void FilterTextInputStyle(bool& textChanged, std::string& result); 48 GetWideText()49 std::wstring GetWideText() 50 { 51 return StringUtils::ToWstring(content_); 52 } 53 GetTextValue()54 std::string GetTextValue() 55 { 56 return content_; 57 } 58 IsEmpty()59 bool IsEmpty() 60 { 61 return content_.empty(); 62 } 63 SetTextValue(std::string && value)64 void SetTextValue(std::string&& value) 65 { 66 content_ = value; 67 FilterValue(); 68 } 69 SetTextValue(const std::string & value)70 void SetTextValue(const std::string& value) 71 { 72 content_ = value; 73 FilterValue(); 74 } 75 SetTextValueOnly(std::string && value)76 void SetTextValueOnly(std::string&& value) 77 { 78 content_ = value; 79 } 80 SetTextValueOnly(const std::string & value)81 void SetTextValueOnly(const std::string& value) 82 { 83 content_ = value; 84 } 85 Reset()86 void Reset() 87 { 88 content_ = ""; 89 } 90 GetInsertValue()91 std::string GetInsertValue() 92 { 93 return insertValue_; 94 } 95 96 private: 97 void FormatIndex(int32_t& startIndex, int32_t& endIndex); 98 bool FilterWithEvent(const std::string& filter, std::string& result); 99 std::string PreprocessString(int32_t startIndex, int32_t endIndex, const std::string& value); 100 static std::string RemoveErrorTextFromValue(const std::string& value, const std::string& errorText); 101 static std::string FilterWithRegex(const std::string& filter, std::string& result); 102 static bool FilterWithEmail(std::string& result); 103 static bool FilterWithAscii(std::string& result); 104 static bool FilterWithDecimal(std::string& result); 105 106 std::string insertValue_; 107 std::string content_; 108 WeakPtr<Pattern> pattern_; 109 }; 110 } // namespace OHOS::Ace::NG 111 112 #endif // FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_NG_PATTERN_TEXT_FIELD_PATTERN_CONTENT_CONTROLLER_H